diff --git a/CHANGELOG.md b/CHANGELOG.md
index 82720c4..7b91692 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,37 @@
+##### 1.5.3 - 03 December 2014
+
+###### Backwards compatible bug fixes
+- #263 - bower: update bower.json acc to the spec
+
+##### 1.5.2 - 03 December 2014
+
+###### Backwards compatible bug fixes
+- #262 - store.previousAttributes is storing references to nested objects, preventing changes from being detected
+
+###### Other
+- Change detection "should" work on nested attributes now
+
+##### 1.5.1 - 02 December 2014
+
+###### Backwards compatible API changes
+- #259 - Added the "contains", "notContains", "|contains", and "|notContains" operators
+
+###### Backwards compatible bug fixes
+- #258 - No changes detected on nested fields
+
+##### 1.5.0 - 01 December 2014
+
+###### Backwards compatible API changes
+- Added DSHttpAdapter.getPath and DSLocalStorageAdapter.getPath
+
+###### Backwards compatible bug fixes
+- Removed console.logs left over from a previous commit
+
+##### 1.4.3 - 30 November 2014
+
+###### Backwards compatible bug fixes
+- #253 - Injecting an item with relationships a second time breaks relationships
+
 ##### 1.4.2 - 18 November 2014
 
 ###### Backwards compatible API changes
diff --git a/bower.json b/bower.json
index 5d315ba..b4cf8b8 100644
--- a/bower.json
+++ b/bower.json
@@ -30,7 +30,7 @@
   "devDependencies": {
     "angular": "1.2.25",
     "angular-mocks": "1.2.25",
-    "angular-cache": "3.2.0",
+    "angular-cache": "3.2.2",
     "observe-js": "0.3.4",
     "angular-data-mocks": "1.0.0",
     "bootstrap": "3.2.0"
diff --git a/dist/angular-data.js b/dist/angular-data.js
index 45498e9..c6d7e16 100644
--- a/dist/angular-data.js
+++ b/dist/angular-data.js
@@ -1,7 +1,7 @@
 /**
 * @author Jason Dobry <jason.dobry@gmail.com>
 * @file angular-data.js
-* @version 1.4.2 - Homepage <http://angular-data.pseudobry.com/>
+* @version 1.5.3 - Homepage <http://angular-data.pseudobry.com/>
 * @copyright (c) 2014 Jason Dobry <https://github.com/jmdobry/>
 * @license MIT <https://github.com/jmdobry/angular-data/blob/master/LICENSE>
 *
@@ -27,6 +27,10 @@
 //
 // Summary of modifications:
 // Fixed use of "delete" keyword for IE8 compatibility
+// Exposed diffObjectFromOldObject on the exported object
+// Added the "equals" argument to diffObjectFromOldObject to be used to check equality
+// Added a way to to define a default equality operator for diffObjectFromOldObject
+// Added a way in diffObjectFromOldObject to ignore changes to certain properties
 // Removed all code related to:
 // - ArrayObserver
 // - ArraySplice
@@ -37,6 +41,12 @@
 (function(global) {
   'use strict';
 
+  var equalityFn = function (a, b) {
+    return a === b;
+  };
+
+  var blacklist = [];
+
   // Detect and do basic sanity checking on Object/Array.observe.
   function detectObjectObserve() {
     if (typeof Object.observe !== 'function' ||
@@ -136,7 +146,20 @@
            objectIsEmpty(diff.changed);
   }
 
-  function diffObjectFromOldObject(object, oldObject) {
+  function isBlacklisted(prop, bl) {
+    if (!bl || !bl.length) {
+      return false;
+    }
+    var matches;
+    for (var i = 0; i < bl.length; i++) {
+      if ((Object.prototype.toString.call(bl[i]) === '[object RegExp]' && bl[i].test(prop)) || bl[i] === prop) {
+        return matches = prop;
+      }
+    }
+    return !!matches;
+  }
+
+  function diffObjectFromOldObject(object, oldObject, equals, bl) {
     var added = {};
     var removed = {};
     var changed = {};
@@ -144,7 +167,10 @@
     for (var prop in oldObject) {
       var newValue = object[prop];
 
-      if (newValue !== undefined && newValue === oldObject[prop])
+      if (isBlacklisted(prop, bl))
+        continue;
+
+      if (newValue !== undefined && (equals ? equals(newValue, oldObject[prop]) : newValue === oldObject[prop]))
         continue;
 
       if (!(prop in object)) {
@@ -152,7 +178,7 @@
         continue;
       }
 
-      if (newValue !== oldObject[prop])
+      if (equals ? !equals(newValue, oldObject[prop]) : newValue !== oldObject[prop])
         changed[prop] = newValue;
     }
 
@@ -160,6 +186,9 @@
       if (prop in oldObject)
         continue;
 
+      if (isBlacklisted(prop, bl))
+        continue;
+
       added[prop] = object[prop];
     }
 
@@ -469,7 +498,7 @@
                                            oldValues);
       } else {
         oldValues = this.oldObject_;
-        diff = diffObjectFromOldObject(this.value_, this.oldObject_);
+        diff = diffObjectFromOldObject(this.value_, this.oldObject_, equalityFn, blacklist);
       }
 
       if (diffIsEmpty(diff))
@@ -587,6 +616,13 @@
   }
 
   global.Observer = Observer;
+  global.diffObjectFromOldObject = diffObjectFromOldObject;
+  global.setEqualityFn = function (fn) {
+    equalityFn = fn;
+  };
+  global.setBlacklist = function (bl) {
+    blacklist = bl;
+  };
   global.Observer.runEOM_ = runEOM;
   global.Observer.observerSentinel_ = observerSentinel; // for testing.
   global.Observer.hasObjectObserve = hasObserve;
@@ -606,7 +642,7 @@ var indexOf = require('./indexOf');
     module.exports = contains;
 
 
-},{"./indexOf":7}],3:[function(require,module,exports){
+},{"./indexOf":5}],3:[function(require,module,exports){
 var makeIterator = require('../function/makeIterator_');
 
     /**
@@ -634,47 +670,7 @@ var makeIterator = require('../function/makeIterator_');
 
 
 
-},{"../function/makeIterator_":14}],4:[function(require,module,exports){
-var findIndex = require('./findIndex');
-
-    /**
-     * Returns first item that matches criteria
-     */
-    function find(arr, iterator, thisObj){
-        var idx = findIndex(arr, iterator, thisObj);
-        return idx >= 0? arr[idx] : void(0);
-    }
-
-    module.exports = find;
-
-
-
-},{"./findIndex":5}],5:[function(require,module,exports){
-var makeIterator = require('../function/makeIterator_');
-
-    /**
-     * Returns the index of the first item that matches criteria
-     */
-    function findIndex(arr, iterator, thisObj){
-        iterator = makeIterator(iterator, thisObj);
-        if (arr == null) {
-            return -1;
-        }
-
-        var i = -1, len = arr.length;
-        while (++i < len) {
-            if (iterator(arr[i], i, arr)) {
-                return i;
-            }
-        }
-
-        return -1;
-    }
-
-    module.exports = findIndex;
-
-
-},{"../function/makeIterator_":14}],6:[function(require,module,exports){
+},{"../function/makeIterator_":12}],4:[function(require,module,exports){
 
 
     /**
@@ -699,7 +695,7 @@ var makeIterator = require('../function/makeIterator_');
 
 
 
-},{}],7:[function(require,module,exports){
+},{}],5:[function(require,module,exports){
 
 
     /**
@@ -729,7 +725,7 @@ var makeIterator = require('../function/makeIterator_');
     module.exports = indexOf;
 
 
-},{}],8:[function(require,module,exports){
+},{}],6:[function(require,module,exports){
 var filter = require('./filter');
 
     function isValidString(val) {
@@ -748,7 +744,7 @@ var filter = require('./filter');
     module.exports = join;
 
 
-},{"./filter":3}],9:[function(require,module,exports){
+},{"./filter":3}],7:[function(require,module,exports){
 var indexOf = require('./indexOf');
 
     /**
@@ -763,7 +759,7 @@ var indexOf = require('./indexOf');
     module.exports = remove;
 
 
-},{"./indexOf":7}],10:[function(require,module,exports){
+},{"./indexOf":5}],8:[function(require,module,exports){
 
 
     /**
@@ -800,7 +796,7 @@ var indexOf = require('./indexOf');
 
 
 
-},{}],11:[function(require,module,exports){
+},{}],9:[function(require,module,exports){
 
 
     /**
@@ -857,7 +853,7 @@ var indexOf = require('./indexOf');
 
 
 
-},{}],12:[function(require,module,exports){
+},{}],10:[function(require,module,exports){
 var isFunction = require('../lang/isFunction');
 
     /**
@@ -887,7 +883,7 @@ var isFunction = require('../lang/isFunction');
     module.exports = toLookup;
 
 
-},{"../lang/isFunction":21}],13:[function(require,module,exports){
+},{"../lang/isFunction":19}],11:[function(require,module,exports){
 
 
     /**
@@ -901,7 +897,7 @@ var isFunction = require('../lang/isFunction');
 
 
 
-},{}],14:[function(require,module,exports){
+},{}],12:[function(require,module,exports){
 var identity = require('./identity');
 var prop = require('./prop');
 var deepMatches = require('../object/deepMatches');
@@ -937,7 +933,7 @@ var deepMatches = require('../object/deepMatches');
 
 
 
-},{"../object/deepMatches":30,"./identity":13,"./prop":15}],15:[function(require,module,exports){
+},{"../object/deepMatches":27,"./identity":11,"./prop":13}],13:[function(require,module,exports){
 
 
     /**
@@ -953,7 +949,7 @@ var deepMatches = require('../object/deepMatches');
 
 
 
-},{}],16:[function(require,module,exports){
+},{}],14:[function(require,module,exports){
 var kindOf = require('./kindOf');
 var isPlainObject = require('./isPlainObject');
 var mixIn = require('../object/mixIn');
@@ -988,7 +984,7 @@ var mixIn = require('../object/mixIn');
         var flags = '';
         flags += r.multiline ? 'm' : '';
         flags += r.global ? 'g' : '';
-        flags += r.ignorecase ? 'i' : '';
+        flags += r.ignoreCase ? 'i' : '';
         return new RegExp(r.source, flags);
     }
 
@@ -1004,7 +1000,7 @@ var mixIn = require('../object/mixIn');
 
 
 
-},{"../object/mixIn":37,"./isPlainObject":24,"./kindOf":26}],17:[function(require,module,exports){
+},{"../object/mixIn":34,"./isPlainObject":22,"./kindOf":23}],15:[function(require,module,exports){
 var clone = require('./clone');
 var forOwn = require('../object/forOwn');
 var kindOf = require('./kindOf');
@@ -1054,7 +1050,7 @@ var isPlainObject = require('./isPlainObject');
 
 
 
-},{"../object/forOwn":33,"./clone":16,"./isPlainObject":24,"./kindOf":26}],18:[function(require,module,exports){
+},{"../object/forOwn":30,"./clone":14,"./isPlainObject":22,"./kindOf":23}],16:[function(require,module,exports){
 var isKind = require('./isKind');
     /**
      */
@@ -1064,7 +1060,7 @@ var isKind = require('./isKind');
     module.exports = isArray;
 
 
-},{"./isKind":22}],19:[function(require,module,exports){
+},{"./isKind":20}],17:[function(require,module,exports){
 var isKind = require('./isKind');
     /**
      */
@@ -1074,7 +1070,7 @@ var isKind = require('./isKind');
     module.exports = isBoolean;
 
 
-},{"./isKind":22}],20:[function(require,module,exports){
+},{"./isKind":20}],18:[function(require,module,exports){
 var forOwn = require('../object/forOwn');
 var isArray = require('./isArray');
 
@@ -1100,7 +1096,7 @@ var isArray = require('./isArray');
 
 
 
-},{"../object/forOwn":33,"./isArray":18}],21:[function(require,module,exports){
+},{"../object/forOwn":30,"./isArray":16}],19:[function(require,module,exports){
 var isKind = require('./isKind');
     /**
      */
@@ -1110,7 +1106,7 @@ var isKind = require('./isKind');
     module.exports = isFunction;
 
 
-},{"./isKind":22}],22:[function(require,module,exports){
+},{"./isKind":20}],20:[function(require,module,exports){
 var kindOf = require('./kindOf');
     /**
      * Check if value is from a specific "kind".
@@ -1121,7 +1117,7 @@ var kindOf = require('./kindOf');
     module.exports = isKind;
 
 
-},{"./kindOf":26}],23:[function(require,module,exports){
+},{"./kindOf":23}],21:[function(require,module,exports){
 var isKind = require('./isKind');
     /**
      */
@@ -1131,7 +1127,7 @@ var isKind = require('./isKind');
     module.exports = isObject;
 
 
-},{"./isKind":22}],24:[function(require,module,exports){
+},{"./isKind":20}],22:[function(require,module,exports){
 
 
     /**
@@ -1146,17 +1142,7 @@ var isKind = require('./isKind');
 
 
 
-},{}],25:[function(require,module,exports){
-var isKind = require('./isKind');
-    /**
-     */
-    function isRegExp(val) {
-        return isKind(val, 'RegExp');
-    }
-    module.exports = isRegExp;
-
-
-},{"./isKind":22}],26:[function(require,module,exports){
+},{}],23:[function(require,module,exports){
 
 
     var _rKind = /^\[object (.*)\]$/,
@@ -1178,7 +1164,7 @@ var isKind = require('./isKind');
     module.exports = kindOf;
 
 
-},{}],27:[function(require,module,exports){
+},{}],24:[function(require,module,exports){
 
 
     /**
@@ -1193,7 +1179,7 @@ var isKind = require('./isKind');
 
 
 
-},{}],28:[function(require,module,exports){
+},{}],25:[function(require,module,exports){
 /**
  * @constant Maximum 32-bit signed integer value. (2^31 - 1)
  */
@@ -1201,7 +1187,7 @@ var isKind = require('./isKind');
     module.exports = 2147483647;
 
 
-},{}],29:[function(require,module,exports){
+},{}],26:[function(require,module,exports){
 /**
  * @constant Minimum 32-bit signed integer value (-2^31).
  */
@@ -1209,7 +1195,7 @@ var isKind = require('./isKind');
     module.exports = -2147483648;
 
 
-},{}],30:[function(require,module,exports){
+},{}],27:[function(require,module,exports){
 var forOwn = require('./forOwn');
 var isArray = require('../lang/isArray');
 
@@ -1266,7 +1252,7 @@ var isArray = require('../lang/isArray');
 
 
 
-},{"../lang/isArray":18,"./forOwn":33}],31:[function(require,module,exports){
+},{"../lang/isArray":16,"./forOwn":30}],28:[function(require,module,exports){
 var forOwn = require('./forOwn');
 var isPlainObject = require('../lang/isPlainObject');
 
@@ -1302,7 +1288,7 @@ var isPlainObject = require('../lang/isPlainObject');
 
 
 
-},{"../lang/isPlainObject":24,"./forOwn":33}],32:[function(require,module,exports){
+},{"../lang/isPlainObject":22,"./forOwn":30}],29:[function(require,module,exports){
 var hasOwn = require('./hasOwn');
 
     var _hasDontEnumBug,
@@ -1380,7 +1366,7 @@ var hasOwn = require('./hasOwn');
 
 
 
-},{"./hasOwn":34}],33:[function(require,module,exports){
+},{"./hasOwn":31}],30:[function(require,module,exports){
 var hasOwn = require('./hasOwn');
 var forIn = require('./forIn');
 
@@ -1401,7 +1387,7 @@ var forIn = require('./forIn');
 
 
 
-},{"./forIn":32,"./hasOwn":34}],34:[function(require,module,exports){
+},{"./forIn":29,"./hasOwn":31}],31:[function(require,module,exports){
 
 
     /**
@@ -1415,7 +1401,7 @@ var forIn = require('./forIn');
 
 
 
-},{}],35:[function(require,module,exports){
+},{}],32:[function(require,module,exports){
 var forOwn = require('./forOwn');
 
     /**
@@ -1433,7 +1419,7 @@ var forOwn = require('./forOwn');
 
 
 
-},{"./forOwn":33}],36:[function(require,module,exports){
+},{"./forOwn":30}],33:[function(require,module,exports){
 var hasOwn = require('./hasOwn');
 var deepClone = require('../lang/deepClone');
 var isObject = require('../lang/isObject');
@@ -1475,7 +1461,7 @@ var isObject = require('../lang/isObject');
 
 
 
-},{"../lang/deepClone":17,"../lang/isObject":23,"./hasOwn":34}],37:[function(require,module,exports){
+},{"../lang/deepClone":15,"../lang/isObject":21,"./hasOwn":31}],34:[function(require,module,exports){
 var forOwn = require('./forOwn');
 
     /**
@@ -1505,7 +1491,7 @@ var forOwn = require('./forOwn');
     module.exports = mixIn;
 
 
-},{"./forOwn":33}],38:[function(require,module,exports){
+},{"./forOwn":30}],35:[function(require,module,exports){
 var forEach = require('../array/forEach');
 
     /**
@@ -1526,7 +1512,7 @@ var forEach = require('../array/forEach');
 
 
 
-},{"../array/forEach":6}],39:[function(require,module,exports){
+},{"../array/forEach":4}],36:[function(require,module,exports){
 var slice = require('../array/slice');
 
     /**
@@ -1546,7 +1532,7 @@ var slice = require('../array/slice');
 
 
 
-},{"../array/slice":10}],40:[function(require,module,exports){
+},{"../array/slice":8}],37:[function(require,module,exports){
 var namespace = require('./namespace');
 
     /**
@@ -1565,7 +1551,7 @@ var namespace = require('./namespace');
 
 
 
-},{"./namespace":38}],41:[function(require,module,exports){
+},{"./namespace":35}],38:[function(require,module,exports){
 var randInt = require('./randInt');
 var isArray = require('../lang/isArray');
 
@@ -1582,7 +1568,7 @@ var isArray = require('../lang/isArray');
 
 
 
-},{"../lang/isArray":18,"./randInt":45}],42:[function(require,module,exports){
+},{"../lang/isArray":16,"./randInt":42}],39:[function(require,module,exports){
 var randHex = require('./randHex');
 var choice = require('./choice');
 
@@ -1608,7 +1594,7 @@ var choice = require('./choice');
   module.exports = guid;
 
 
-},{"./choice":41,"./randHex":44}],43:[function(require,module,exports){
+},{"./choice":38,"./randHex":41}],40:[function(require,module,exports){
 var random = require('./random');
 var MIN_INT = require('../number/MIN_INT');
 var MAX_INT = require('../number/MAX_INT');
@@ -1625,7 +1611,7 @@ var MAX_INT = require('../number/MAX_INT');
     module.exports = rand;
 
 
-},{"../number/MAX_INT":28,"../number/MIN_INT":29,"./random":46}],44:[function(require,module,exports){
+},{"../number/MAX_INT":25,"../number/MIN_INT":26,"./random":43}],41:[function(require,module,exports){
 var choice = require('./choice');
 
     var _chars = '0123456789abcdef'.split('');
@@ -1646,7 +1632,7 @@ var choice = require('./choice');
 
 
 
-},{"./choice":41}],45:[function(require,module,exports){
+},{"./choice":38}],42:[function(require,module,exports){
 var MIN_INT = require('../number/MIN_INT');
 var MAX_INT = require('../number/MAX_INT');
 var rand = require('./rand');
@@ -1666,7 +1652,7 @@ var rand = require('./rand');
     module.exports = randInt;
 
 
-},{"../number/MAX_INT":28,"../number/MIN_INT":29,"./rand":43}],46:[function(require,module,exports){
+},{"../number/MAX_INT":25,"../number/MIN_INT":26,"./rand":40}],43:[function(require,module,exports){
 
 
     /**
@@ -1686,7 +1672,7 @@ var rand = require('./rand');
 
 
 
-},{}],47:[function(require,module,exports){
+},{}],44:[function(require,module,exports){
 var toString = require('../lang/toString');
 var replaceAccents = require('./replaceAccents');
 var removeNonWord = require('./removeNonWord');
@@ -1708,7 +1694,7 @@ var lowerCase = require('./lowerCase');
     module.exports = camelCase;
 
 
-},{"../lang/toString":27,"./lowerCase":48,"./removeNonWord":51,"./replaceAccents":52,"./upperCase":53}],48:[function(require,module,exports){
+},{"../lang/toString":24,"./lowerCase":45,"./removeNonWord":48,"./replaceAccents":49,"./upperCase":50}],45:[function(require,module,exports){
 var toString = require('../lang/toString');
     /**
      * "Safer" String.toLowerCase()
@@ -1721,7 +1707,7 @@ var toString = require('../lang/toString');
     module.exports = lowerCase;
 
 
-},{"../lang/toString":27}],49:[function(require,module,exports){
+},{"../lang/toString":24}],46:[function(require,module,exports){
 var join = require('../array/join');
 var slice = require('../array/slice');
 
@@ -1738,7 +1724,7 @@ var slice = require('../array/slice');
     module.exports = makePath;
 
 
-},{"../array/join":8,"../array/slice":10}],50:[function(require,module,exports){
+},{"../array/join":6,"../array/slice":8}],47:[function(require,module,exports){
 var toString = require('../lang/toString');
 var camelCase = require('./camelCase');
 var upperCase = require('./upperCase');
@@ -1753,7 +1739,7 @@ var upperCase = require('./upperCase');
     module.exports = pascalCase;
 
 
-},{"../lang/toString":27,"./camelCase":47,"./upperCase":53}],51:[function(require,module,exports){
+},{"../lang/toString":24,"./camelCase":44,"./upperCase":50}],48:[function(require,module,exports){
 var toString = require('../lang/toString');
     // This pattern is generated by the _build/pattern-removeNonWord.js script
     var PATTERN = /[^\x20\x2D0-9A-Z\x5Fa-z\xC0-\xD6\xD8-\xF6\xF8-\xFF]/g;
@@ -1769,7 +1755,7 @@ var toString = require('../lang/toString');
     module.exports = removeNonWord;
 
 
-},{"../lang/toString":27}],52:[function(require,module,exports){
+},{"../lang/toString":24}],49:[function(require,module,exports){
 var toString = require('../lang/toString');
     /**
     * Replaces all accented chars with regular ones
@@ -1807,7 +1793,7 @@ var toString = require('../lang/toString');
     module.exports = replaceAccents;
 
 
-},{"../lang/toString":27}],53:[function(require,module,exports){
+},{"../lang/toString":24}],50:[function(require,module,exports){
 var toString = require('../lang/toString');
     /**
      * "Safer" String.toUpperCase()
@@ -1819,7 +1805,7 @@ var toString = require('../lang/toString');
     module.exports = upperCase;
 
 
-},{"../lang/toString":27}],54:[function(require,module,exports){
+},{"../lang/toString":24}],51:[function(require,module,exports){
 /**
  * @doc function
  * @id DSHttpAdapterProvider
@@ -1891,6 +1877,36 @@ function DSHttpAdapterProvider() {
 
   this.$get = ['$http', '$log', 'DSUtils', function ($http, $log, DSUtils) {
 
+    /**
+     * @doc method
+     * @id DSHttpAdapter.methods:getPath
+     * @name getPath
+     * @description
+     * Return the path that would be used by this adapter for a given operation.
+     *
+     * ## Signature:
+     * ```js
+     * DSHttpAdapter.getPath(method, resourceConfig, id|attrs|params, options))
+     * ```
+     *
+     * @param {string} method The name of the method .
+     * @param {object} resourceConfig The object returned by DS.defineResource.
+     * @param {string|object} id|attrs|params The id, attrs, or params that you would pass into the method.
+     * @param {object} options Configuration options.
+     * @returns {string} The path.
+     */
+    function getPath(method, resourceConfig, id, options) {
+      options = options || {};
+      var args = [
+        options.baseUrl || resourceConfig.baseUrl,
+        resourceConfig.getEndpoint((DSUtils.isString(id) || DSUtils.isNumber(id) || method === 'create') ? id : null, options)
+      ];
+      if (method === 'find' || method === 'update' || method === 'destroy') {
+        args.push(id);
+      }
+      return DSUtils.makePath.apply(DSUtils, args);
+    }
+
     /**
      * @doc interface
      * @id DSHttpAdapter
@@ -1909,6 +1925,8 @@ function DSHttpAdapterProvider() {
        */
       defaults: defaults,
 
+      getPath: getPath,
+
       /**
        * @doc method
        * @id DSHttpAdapter.methods:HTTP
@@ -2072,7 +2090,7 @@ function DSHttpAdapterProvider() {
       find: function (resourceConfig, id, options) {
         options = options || {};
         return this.GET(
-          DSUtils.makePath(options.baseUrl || resourceConfig.baseUrl, resourceConfig.getEndpoint(id, options), id),
+          getPath('find', resourceConfig, id, options),
           options
         );
       },
@@ -2109,7 +2127,7 @@ function DSHttpAdapterProvider() {
           DSUtils.deepMixIn(options.params, params);
         }
         return this.GET(
-          DSUtils.makePath(options.baseUrl || resourceConfig.baseUrl, resourceConfig.getEndpoint(null, options)),
+          getPath('findAll', resourceConfig, params, options),
           options
         );
       },
@@ -2141,7 +2159,7 @@ function DSHttpAdapterProvider() {
       create: function (resourceConfig, attrs, options) {
         options = options || {};
         return this.POST(
-          DSUtils.makePath(options.baseUrl || resourceConfig.baseUrl, resourceConfig.getEndpoint(attrs, options)),
+          getPath('create', resourceConfig, attrs, options),
           attrs,
           options
         );
@@ -2175,7 +2193,7 @@ function DSHttpAdapterProvider() {
       update: function (resourceConfig, id, attrs, options) {
         options = options || {};
         return this.PUT(
-          DSUtils.makePath(options.baseUrl || resourceConfig.baseUrl, resourceConfig.getEndpoint(id, options), id),
+          getPath('update', resourceConfig, id, options),
           attrs,
           options
         );
@@ -2214,7 +2232,7 @@ function DSHttpAdapterProvider() {
           DSUtils.deepMixIn(options.params, params);
         }
         return this.PUT(
-          DSUtils.makePath(options.baseUrl || resourceConfig.baseUrl, resourceConfig.getEndpoint(null, options)),
+          getPath('updateAll', resourceConfig, attrs, options),
           attrs,
           options
         );
@@ -2247,7 +2265,7 @@ function DSHttpAdapterProvider() {
       destroy: function (resourceConfig, id, options) {
         options = options || {};
         return this.DEL(
-          DSUtils.makePath(options.baseUrl || resourceConfig.baseUrl, resourceConfig.getEndpoint(id, options), id),
+          getPath('destroy', resourceConfig, id, options),
           options
         );
       },
@@ -2284,7 +2302,7 @@ function DSHttpAdapterProvider() {
           DSUtils.deepMixIn(options.params, params);
         }
         return this.DEL(
-          DSUtils.makePath(options.baseUrl || resourceConfig.baseUrl, resourceConfig.getEndpoint(null, options)),
+          getPath('destroyAll', resourceConfig, params, options),
           options
         );
       }
@@ -2294,7 +2312,7 @@ function DSHttpAdapterProvider() {
 
 module.exports = DSHttpAdapterProvider;
 
-},{}],55:[function(require,module,exports){
+},{}],52:[function(require,module,exports){
 /*!
  * @doc function
  * @id DSLocalStorageAdapterProvider
@@ -2304,6 +2322,36 @@ function DSLocalStorageAdapterProvider() {
 
   this.$get = ['$q', 'DSUtils', 'DSErrors', function ($q, DSUtils) {
 
+    /**
+     * @doc method
+     * @id DSLocalStorageAdapter.methods:getPath
+     * @name getPath
+     * @description
+     * Return the path that would be used by this adapter for a given operation.
+     *
+     * ## Signature:
+     * ```js
+     * DSLocalStorageAdapter.getPath(method, resourceConfig, id|attrs|params, options))
+     * ```
+     *
+     * @param {string} method The name of the method .
+     * @param {object} resourceConfig The object returned by DS.defineResource.
+     * @param {string|object} id|attrs|params The id, attrs, or params that you would pass into the method.
+     * @param {object} options Configuration options.
+     * @returns {string} The path.
+     */
+    function getPath(method, resourceConfig, id, options) {
+      options = options || {};
+      var args = [
+        options.baseUrl || resourceConfig.baseUrl,
+        resourceConfig.getEndpoint((DSUtils.isString(id) || DSUtils.isNumber(id) || method === 'create') ? id : null, options)
+      ];
+      if (method === 'find' || method === 'update' || method === 'destroy') {
+        args.push(id);
+      }
+      return DSUtils.makePath.apply(DSUtils, args);
+    }
+
     /**
      * @doc interface
      * @id DSLocalStorageAdapter
@@ -2454,7 +2502,7 @@ function DSLocalStorageAdapterProvider() {
        */
       find: function find(resourceConfig, id, options) {
         options = options || {};
-        return this.GET(DSUtils.makePath(options.baseUrl || resourceConfig.baseUrl, resourceConfig.endpoint, id)).then(function (item) {
+        return this.GET(getPath('find', resourceConfig, id, options)).then(function (item) {
           if (!item) {
             return $q.reject(new Error('Not Found!'));
           } else {
@@ -2493,7 +2541,7 @@ function DSLocalStorageAdapterProvider() {
         var items = [];
         var ids = DSUtils.keys(_this.getIds(resourceConfig.name, options));
         DSUtils.forEach(ids, function (id) {
-          var itemJson = localStorage.getItem(DSUtils.makePath(options.baseUrl || resourceConfig.baseUrl, resourceConfig.getEndpoint(id, options), id));
+          var itemJson = localStorage.getItem(getPath('find', resourceConfig, id, options));
           if (itemJson) {
             items.push(DSUtils.fromJson(itemJson));
           }
@@ -2536,15 +2584,19 @@ function DSLocalStorageAdapterProvider() {
        */
       create: function (resourceConfig, attrs, options) {
         var _this = this;
-        attrs[resourceConfig.idAttribute] = attrs[resourceConfig.idAttribute] || DSUtils.guid();
+        var id = attrs[resourceConfig.idAttribute];
         options = options || {};
-        return this.PUT(
-          DSUtils.makePath(options.baseUrl || resourceConfig.baseUrl, resourceConfig.getEndpoint(attrs, options), attrs[resourceConfig.idAttribute]),
-          attrs
-        ).then(function (item) {
-            _this.ensureId(item[resourceConfig.idAttribute], resourceConfig.name, options);
-            return item;
-          });
+        return _this.GET(getPath('find', resourceConfig, id, options)).then(function (item) {
+          if (item) {
+            DSUtils.deepMixIn(item, attrs);
+          } else {
+            attrs[resourceConfig.idAttribute] = id = id || DSUtils.guid();
+          }
+          return _this.PUT(getPath('update', resourceConfig, id, options), item || attrs);
+        }).then(function (item) {
+          _this.ensureId(item[resourceConfig.idAttribute], resourceConfig.name, options);
+          return item;
+        });
       },
 
       /**
@@ -2582,9 +2634,13 @@ function DSLocalStorageAdapterProvider() {
       update: function (resourceConfig, id, attrs, options) {
         options = options || {};
         var _this = this;
-        return _this.find(resourceConfig, id, options).then(function (item) {
+        return _this.GET(getPath('find', resourceConfig, id, options)).then(function (item) {
+          item = item || {};
           DSUtils.deepMixIn(item, attrs);
-          return _this.PUT(DSUtils.makePath(options.baseUrl || resourceConfig.baseUrl, resourceConfig.getEndpoint(id, options), id), item);
+          return _this.PUT(getPath('update', resourceConfig, id, options), item);
+        }).then(function (item) {
+          _this.ensureId(item[resourceConfig.idAttribute], resourceConfig.name, options);
+          return item;
         });
       },
 
@@ -2653,7 +2709,7 @@ function DSLocalStorageAdapterProvider() {
        */
       destroy: function (resourceConfig, id, options) {
         options = options || {};
-        return this.DEL(DSUtils.makePath(options.baseUrl || resourceConfig.baseUrl, resourceConfig.getEndpoint(id, options), id));
+        return this.DEL(getPath('destroy', resourceConfig, id, options));
       },
 
       /**
@@ -2692,7 +2748,7 @@ function DSLocalStorageAdapterProvider() {
 
 module.exports = DSLocalStorageAdapterProvider;
 
-},{}],56:[function(require,module,exports){
+},{}],53:[function(require,module,exports){
 function errorPrefix(resourceName) {
   return 'DS.create(' + resourceName + ', attrs[, options]): ';
 }
@@ -2821,7 +2877,7 @@ function create(resourceName, attrs, options) {
             var created = DS.inject(resourceName, attrs, options);
             var id = created[definition.idAttribute];
             resource.completedQueries[id] = new Date().getTime();
-            resource.previousAttributes[id] = DSUtils.deepMixIn({}, created);
+            resource.previousAttributes[id] = DSUtils.copy(created);
             resource.saved[id] = DSUtils.updateTimestamp(resource.saved[id]);
             return DS.get(resourceName, id);
           } else {
@@ -2842,7 +2898,7 @@ function create(resourceName, attrs, options) {
 
 module.exports = create;
 
-},{}],57:[function(require,module,exports){
+},{}],54:[function(require,module,exports){
 function errorPrefix(resourceName, id) {
   return 'DS.destroy(' + resourceName + ', ' + id + '[, options]): ';
 }
@@ -2953,7 +3009,7 @@ function destroy(resourceName, id, options) {
 
 module.exports = destroy;
 
-},{}],58:[function(require,module,exports){
+},{}],55:[function(require,module,exports){
 function errorPrefix(resourceName) {
   return 'DS.destroyAll(' + resourceName + ', params[, options]): ';
 }
@@ -3046,7 +3102,7 @@ function destroyAll(resourceName, params, options) {
 
 module.exports = destroyAll;
 
-},{}],59:[function(require,module,exports){
+},{}],56:[function(require,module,exports){
 function errorPrefix(resourceName, id) {
   return 'DS.find(' + resourceName + ', ' + id + '[, options]): ';
 }
@@ -3155,7 +3211,7 @@ function find(resourceName, id, options) {
 
 module.exports = find;
 
-},{}],60:[function(require,module,exports){
+},{}],57:[function(require,module,exports){
 function errorPrefix(resourceName) {
   return 'DS.findAll(' + resourceName + ', params[, options]): ';
 }
@@ -3335,7 +3391,7 @@ function findAll(resourceName, params, options) {
 
 module.exports = findAll;
 
-},{}],61:[function(require,module,exports){
+},{}],58:[function(require,module,exports){
 module.exports = {
   /**
    * @doc method
@@ -3438,7 +3494,7 @@ module.exports = {
   updateAll: require('./updateAll')
 };
 
-},{"./create":56,"./destroy":57,"./destroyAll":58,"./find":59,"./findAll":60,"./loadRelations":62,"./refresh":63,"./save":64,"./update":65,"./updateAll":66}],62:[function(require,module,exports){
+},{"./create":53,"./destroy":54,"./destroyAll":55,"./find":56,"./findAll":57,"./loadRelations":59,"./refresh":60,"./save":61,"./update":62,"./updateAll":63}],59:[function(require,module,exports){
 function errorPrefix(resourceName) {
   return 'DS.loadRelations(' + resourceName + ', instance(Id), relations[, options]): ';
 }
@@ -3592,7 +3648,7 @@ function loadRelations(resourceName, instance, relations, options) {
 
 module.exports = loadRelations;
 
-},{}],63:[function(require,module,exports){
+},{}],60:[function(require,module,exports){
 function errorPrefix(resourceName, id) {
   return 'DS.refresh(' + resourceName + ', ' + id + '[, options]): ';
 }
@@ -3677,7 +3733,7 @@ function refresh(resourceName, id, options) {
 
 module.exports = refresh;
 
-},{}],64:[function(require,module,exports){
+},{}],61:[function(require,module,exports){
 function errorPrefix(resourceName, id) {
   return 'DS.save(' + resourceName + ', ' + id + '[, options]): ';
 }
@@ -3810,7 +3866,7 @@ function save(resourceName, id, options) {
         if (options.cacheResponse) {
           var resource = DS.store[resourceName];
           var saved = DS.inject(definition.name, attrs, options);
-          resource.previousAttributes[id] = DSUtils.deepMixIn({}, saved);
+          resource.previousAttributes[id] = DSUtils.copy(saved);
           resource.saved[id] = DSUtils.updateTimestamp(resource.saved[id]);
           resource.observers[id].discardChanges();
           return DS.get(resourceName, id);
@@ -3826,7 +3882,7 @@ function save(resourceName, id, options) {
 
 module.exports = save;
 
-},{}],65:[function(require,module,exports){
+},{}],62:[function(require,module,exports){
 function errorPrefix(resourceName, id) {
   return 'DS.update(' + resourceName + ', ' + id + ', attrs[, options]): ';
 }
@@ -3939,7 +3995,7 @@ function update(resourceName, id, attrs, options) {
           var resource = DS.store[resourceName];
           var updated = DS.inject(definition.name, attrs, options);
           var id = updated[definition.idAttribute];
-          resource.previousAttributes[id] = DSUtils.deepMixIn({}, updated);
+          resource.previousAttributes[id] = DSUtils.copy(updated);
           resource.saved[id] = DSUtils.updateTimestamp(resource.saved[id]);
           resource.observers[id].discardChanges();
           return DS.get(definition.name, id);
@@ -3955,7 +4011,7 @@ function update(resourceName, id, attrs, options) {
 
 module.exports = update;
 
-},{}],66:[function(require,module,exports){
+},{}],63:[function(require,module,exports){
 function errorPrefix(resourceName) {
   return 'DS.updateAll(' + resourceName + ', attrs, params[, options]): ';
 }
@@ -4089,9 +4145,7 @@ function updateAll(resourceName, attrs, params, options) {
 
 module.exports = updateAll;
 
-},{}],67:[function(require,module,exports){
-var observe = require('../../lib/observe-js/observe-js');
-
+},{}],64:[function(require,module,exports){
 function lifecycleNoop(resourceName, attrs, cb) {
   cb(null, attrs);
 }
@@ -4188,64 +4242,55 @@ Defaults.prototype.defaultFilter = function (collection, resourceName, params, o
           };
         }
         if (DSUtils.isObject(clause)) {
-          DSUtils.forEach(clause, function (val, op) {
+          DSUtils.forEach(clause, function (term, op) {
+            var expr;
+            var isOr = op[0] === '|';
+            var val = attrs[field];
+            op = isOr ? op.substr(1) : op;
             if (op === '==') {
-              keep = first ? (attrs[field] == val) : keep && (attrs[field] == val);
+              expr = val == term;
             } else if (op === '===') {
-              keep = first ? (attrs[field] === val) : keep && (attrs[field] === val);
+              expr = val === term;
             } else if (op === '!=') {
-              keep = first ? (attrs[field] != val) : keep && (attrs[field] != val);
+              expr = val != term;
             } else if (op === '!==') {
-              keep = first ? (attrs[field] !== val) : keep && (attrs[field] !== val);
+              expr = val !== term;
             } else if (op === '>') {
-              keep = first ? (attrs[field] > val) : keep && (attrs[field] > val);
+              expr = val > term;
             } else if (op === '>=') {
-              keep = first ? (attrs[field] >= val) : keep && (attrs[field] >= val);
+              expr = val >= term;
             } else if (op === '<') {
-              keep = first ? (attrs[field] < val) : keep && (attrs[field] < val);
+              expr = val < term;
             } else if (op === '<=') {
-              keep = first ? (attrs[field] <= val) : keep && (attrs[field] <= val);
+              expr = val <= term;
             } else if (op === 'in') {
-              if (DSUtils.isString(val)) {
-                keep = first ? val.indexOf(attrs[field]) !== -1 : keep && val.indexOf(attrs[field]) !== -1;
+              if (DSUtils.isString(term)) {
+                expr = term.indexOf(val) !== -1;
               } else {
-                keep = first ? DSUtils.contains(val, attrs[field]) : keep && DSUtils.contains(val, attrs[field]);
+                expr = DSUtils.contains(term, val);
               }
             } else if (op === 'notIn') {
-              if (DSUtils.isString(val)) {
-                keep = first ? val.indexOf(attrs[field]) === -1 : keep && val.indexOf(attrs[field]) === -1;
+              if (DSUtils.isString(term)) {
+                expr = term.indexOf(val) === -1;
               } else {
-                keep = first ? !DSUtils.contains(val, attrs[field]) : keep && !DSUtils.contains(val, attrs[field]);
+                expr = !DSUtils.contains(term, val);
               }
-            } else if (op === '|==') {
-              keep = first ? (attrs[field] == val) : keep || (attrs[field] == val);
-            } else if (op === '|===') {
-              keep = first ? (attrs[field] === val) : keep || (attrs[field] === val);
-            } else if (op === '|!=') {
-              keep = first ? (attrs[field] != val) : keep || (attrs[field] != val);
-            } else if (op === '|!==') {
-              keep = first ? (attrs[field] !== val) : keep || (attrs[field] !== val);
-            } else if (op === '|>') {
-              keep = first ? (attrs[field] > val) : keep || (attrs[field] > val);
-            } else if (op === '|>=') {
-              keep = first ? (attrs[field] >= val) : keep || (attrs[field] >= val);
-            } else if (op === '|<') {
-              keep = first ? (attrs[field] < val) : keep || (attrs[field] < val);
-            } else if (op === '|<=') {
-              keep = first ? (attrs[field] <= val) : keep || (attrs[field] <= val);
-            } else if (op === '|in') {
-              if (DSUtils.isString(val)) {
-                keep = first ? val.indexOf(attrs[field]) !== -1 : keep || val.indexOf(attrs[field]) !== -1;
+            } else if (op === 'contains') {
+              if (DSUtils.isString(term)) {
+                expr = (val || '').indexOf(term) !== -1;
               } else {
-                keep = first ? DSUtils.contains(val, attrs[field]) : keep || DSUtils.contains(val, attrs[field]);
+                expr = DSUtils.contains(val, term);
               }
-            } else if (op === '|notIn') {
-              if (DSUtils.isString(val)) {
-                keep = first ? val.indexOf(attrs[field]) === -1 : keep || val.indexOf(attrs[field]) === -1;
+            } else if (op === 'notContains') {
+              if (DSUtils.isString(term)) {
+                expr = (val || '').indexOf(term) === -1;
               } else {
-                keep = first ? !DSUtils.contains(val, attrs[field]) : keep || !DSUtils.contains(val, attrs[field]);
+                expr = !DSUtils.contains(val, term);
               }
             }
+            if (expr !== undefined) {
+              keep = first ? expr : (isOr ? keep || expr : keep && expr);
+            }
             first = false;
           });
         }
@@ -4900,7 +4945,7 @@ function DSProvider() {
       if (typeof Object.observe !== 'function' ||
         typeof Array.observe !== 'function') {
         $rootScope.$watch(function () {
-          observe.Platform.performMicrotaskCheckpoint();
+          DSUtils.observe.Platform.performMicrotaskCheckpoint();
         });
       }
 
@@ -4911,7 +4956,7 @@ function DSProvider() {
 
 module.exports = DSProvider;
 
-},{"../../lib/observe-js/observe-js":1,"./async_methods":61,"./sync_methods":82}],68:[function(require,module,exports){
+},{"./async_methods":58,"./sync_methods":79}],65:[function(require,module,exports){
 function errorPrefix(resourceName) {
   return 'DS.bindAll(scope, expr, ' + resourceName + ', params[, cb]): ';
 }
@@ -4996,7 +5041,7 @@ function bindAll(scope, expr, resourceName, params, cb) {
 
 module.exports = bindAll;
 
-},{}],69:[function(require,module,exports){
+},{}],66:[function(require,module,exports){
 function errorPrefix(resourceName) {
   return 'DS.bindOne(scope, expr, ' + resourceName + ', id[, cb]): ';
 }
@@ -5068,7 +5113,7 @@ function bindOne(scope, expr, resourceName, id, cb) {
 
 module.exports = bindOne;
 
-},{}],70:[function(require,module,exports){
+},{}],67:[function(require,module,exports){
 function errorPrefix(resourceName) {
   return 'DS.changeHistory(' + resourceName + ', id): ';
 }
@@ -5137,7 +5182,7 @@ function changeHistory(resourceName, id) {
 
 module.exports = changeHistory;
 
-},{}],71:[function(require,module,exports){
+},{}],68:[function(require,module,exports){
 function errorPrefix(resourceName) {
   return 'DS.changes(' + resourceName + ', id): ';
 }
@@ -5203,7 +5248,7 @@ function changes(resourceName, id, options) {
   var item = DS.get(resourceName, id);
   if (item) {
     DS.store[resourceName].observers[id].deliver();
-    var diff = DSUtils.diffObjectFromOldObject(item, DS.store[resourceName].previousAttributes[id], options.ignoredChanges);
+    var diff = DSUtils.diffObjectFromOldObject(item, DS.store[resourceName].previousAttributes[id], DSUtils.deepEquals, options.ignoredChanges);
     DSUtils.forEach(diff, function (changeset, name) {
       var toKeep = [];
       DSUtils.forEach(changeset, function (value, field) {
@@ -5224,7 +5269,7 @@ function changes(resourceName, id, options) {
 
 module.exports = changes;
 
-},{}],72:[function(require,module,exports){
+},{}],69:[function(require,module,exports){
 function errorPrefix(resourceName) {
   return 'DS.compute(' + resourceName + ', instance): ';
 }
@@ -5321,7 +5366,7 @@ module.exports = {
   _compute: _compute
 };
 
-},{}],73:[function(require,module,exports){
+},{}],70:[function(require,module,exports){
 function errorPrefix(resourceName) {
   return 'DS.createInstance(' + resourceName + '[, attrs][, options]): ';
 }
@@ -5418,7 +5463,7 @@ function createInstance(resourceName, attrs, options) {
 
 module.exports = createInstance;
 
-},{}],74:[function(require,module,exports){
+},{}],71:[function(require,module,exports){
 /*jshint evil:true*/
 var errorPrefix = 'DS.defineResource(definition): ';
 
@@ -5782,9 +5827,7 @@ function defineResource(definition) {
 
 module.exports = defineResource;
 
-},{}],75:[function(require,module,exports){
-var observe = require('../../../lib/observe-js/observe-js');
-
+},{}],72:[function(require,module,exports){
 /**
  * @doc method
  * @id DS.sync methods:digest
@@ -5807,18 +5850,19 @@ var observe = require('../../../lib/observe-js/observe-js');
  *
  */
 function digest() {
-  if (!this.$rootScope.$$phase) {
-    this.$rootScope.$apply(function () {
-      observe.Platform.performMicrotaskCheckpoint();
+  var _this = this;
+  if (!_this.$rootScope.$$phase) {
+    _this.$rootScope.$apply(function () {
+      _this.utils.observe.Platform.performMicrotaskCheckpoint();
     });
   } else {
-    observe.Platform.performMicrotaskCheckpoint();
+    _this.utils.observe.Platform.performMicrotaskCheckpoint();
   }
 }
 
 module.exports = digest;
 
-},{"../../../lib/observe-js/observe-js":1}],76:[function(require,module,exports){
+},{}],73:[function(require,module,exports){
 function errorPrefix(resourceName, id) {
   return 'DS.eject(' + resourceName + ', ' + id + '): ';
 }
@@ -5928,7 +5972,7 @@ function eject(resourceName, id, options) {
 
 module.exports = eject;
 
-},{}],77:[function(require,module,exports){
+},{}],74:[function(require,module,exports){
 function errorPrefix(resourceName) {
   return 'DS.ejectAll(' + resourceName + '[, params]): ';
 }
@@ -6051,7 +6095,7 @@ function ejectAll(resourceName, params, options) {
 
 module.exports = ejectAll;
 
-},{}],78:[function(require,module,exports){
+},{}],75:[function(require,module,exports){
 function errorPrefix(resourceName) {
   return 'DS.filter(' + resourceName + '[, params][, options]): ';
 }
@@ -6134,7 +6178,7 @@ function filter(resourceName, params, options) {
 
 module.exports = filter;
 
-},{}],79:[function(require,module,exports){
+},{}],76:[function(require,module,exports){
 function errorPrefix(resourceName, id) {
   return 'DS.get(' + resourceName + ', ' + id + '): ';
 }
@@ -6198,7 +6242,7 @@ function get(resourceName, id, options) {
 
 module.exports = get;
 
-},{}],80:[function(require,module,exports){
+},{}],77:[function(require,module,exports){
 function errorPrefix(resourceName) {
   return 'DS.getAll(' + resourceName + '[, ids]): ';
 }
@@ -6258,7 +6302,7 @@ function getAll(resourceName, ids) {
 
 module.exports = getAll;
 
-},{}],81:[function(require,module,exports){
+},{}],78:[function(require,module,exports){
 function errorPrefix(resourceName, id) {
   return 'DS.hasChanges(' + resourceName + ', ' + id + '): ';
 }
@@ -6323,7 +6367,7 @@ function hasChanges(resourceName, id) {
 
 module.exports = hasChanges;
 
-},{}],82:[function(require,module,exports){
+},{}],79:[function(require,module,exports){
 module.exports = {
 
   /**
@@ -6547,35 +6591,16 @@ module.exports = {
   unlinkInverse: require('./unlinkInverse')
 };
 
-},{"./bindAll":68,"./bindOne":69,"./changeHistory":70,"./changes":71,"./compute":72,"./createInstance":73,"./defineResource":74,"./digest":75,"./eject":76,"./ejectAll":77,"./filter":78,"./get":79,"./getAll":80,"./hasChanges":81,"./inject":83,"./lastModified":84,"./lastSaved":85,"./link":86,"./linkAll":87,"./linkInverse":88,"./previous":89,"./unlinkInverse":90}],83:[function(require,module,exports){
-var observe = require('../../../lib/observe-js/observe-js');
+},{"./bindAll":65,"./bindOne":66,"./changeHistory":67,"./changes":68,"./compute":69,"./createInstance":70,"./defineResource":71,"./digest":72,"./eject":73,"./ejectAll":74,"./filter":75,"./get":76,"./getAll":77,"./hasChanges":78,"./inject":80,"./lastModified":81,"./lastSaved":82,"./link":83,"./linkAll":84,"./linkInverse":85,"./previous":86,"./unlinkInverse":87}],80:[function(require,module,exports){
 var _compute = require('./compute')._compute;
 
 function errorPrefix(resourceName) {
   return 'DS.inject(' + resourceName + ', attrs[, options]): ';
 }
 
-function _injectRelations(definition, injected, options) {
-  var DS = this;
-
-  DS.utils.forEach(definition.relationList, function (def) {
-    var relationName = def.relation;
-    var relationDef = DS.definitions[relationName];
-    if (injected[def.localField]) {
-      if (!relationDef) {
-        throw new DS.errors.R(definition.name + 'relation is defined but the resource is not!');
-      }
-      try {
-        injected[def.localField] = DS.inject(relationName, injected[def.localField], options);
-      } catch (err) {
-        DS.$log.error(errorPrefix(definition.name) + 'Failed to inject ' + def.type + ' relation: "' + relationName + '"!', err);
-      }
-    }
-  });
-}
-
 function _inject(definition, resource, attrs, options) {
   var DS = this;
+  var DSUtils = DS.utils;
   var $log = DS.$log;
 
   function _react(added, removed, changed, oldValueFn, firstTime) {
@@ -6583,16 +6608,16 @@ function _inject(definition, resource, attrs, options) {
     var item;
     var innerId = (oldValueFn && oldValueFn(definition.idAttribute)) ? oldValueFn(definition.idAttribute) : target[definition.idAttribute];
 
-    DS.utils.forEach(definition.relationFields, function (field) {
+    DSUtils.forEach(definition.relationFields, function (field) {
       delete added[field];
       delete removed[field];
       delete changed[field];
     });
 
-    if (!DS.utils.isEmpty(added) || !DS.utils.isEmpty(removed) || !DS.utils.isEmpty(changed) || firstTime) {
+    if (!DSUtils.isEmpty(added) || !DSUtils.isEmpty(removed) || !DSUtils.isEmpty(changed) || firstTime) {
       item = DS.get(definition.name, innerId);
-      resource.modified[innerId] = DS.utils.updateTimestamp(resource.modified[innerId]);
-      resource.collectionModified = DS.utils.updateTimestamp(resource.collectionModified);
+      resource.modified[innerId] = DSUtils.updateTimestamp(resource.modified[innerId]);
+      resource.collectionModified = DSUtils.updateTimestamp(resource.collectionModified);
       if (definition.keepChangeHistory) {
         var changeRecord = {
           resourceName: definition.name,
@@ -6609,7 +6634,7 @@ function _inject(definition, resource, attrs, options) {
 
     if (definition.computed) {
       item = item || DS.get(definition.name, innerId);
-      DS.utils.forEach(definition.computed, function (fn, field) {
+      DSUtils.forEach(definition.computed, function (fn, field) {
         var compute = false;
         // check if required fields changed
         angular.forEach(fn.deps, function (dep) {
@@ -6626,7 +6651,7 @@ function _inject(definition, resource, attrs, options) {
 
     if (definition.relations) {
       item = item || DS.get(definition.name, innerId);
-      DS.utils.forEach(definition.relationList, function (def) {
+      DSUtils.forEach(definition.relationList, function (def) {
         if (item[def.localField] && (def.localKey in added || def.localKey in removed || def.localKey in changed)) {
           DS.link(definition.name, item[definition.idAttribute], [def.relation]);
         }
@@ -6641,7 +6666,7 @@ function _inject(definition, resource, attrs, options) {
   }
 
   var injected;
-  if (DS.utils.isArray(attrs)) {
+  if (DSUtils.isArray(attrs)) {
     injected = [];
     for (var i = 0; i < attrs.length; i++) {
       injected.push(_inject.call(DS, definition, resource, attrs[i], options));
@@ -6663,6 +6688,45 @@ function _inject(definition, resource, attrs, options) {
       throw error;
     } else {
       try {
+        DSUtils.forEach(definition.relationList, function (def) {
+          var relationName = def.relation;
+          var relationDef = DS.definitions[relationName];
+          var toInject = attrs[def.localField];
+          if (toInject) {
+            if (!relationDef) {
+              throw new DS.errors.R(definition.name + 'relation is defined but the resource is not!');
+            }
+            if (DSUtils.isArray(toInject)) {
+              var items = [];
+              DSUtils.forEach(toInject, function (toInjectItem) {
+                if (toInjectItem !== DS.store[relationName][toInjectItem[relationDef.idAttribute]]) {
+                  try {
+                    var injectedItem = DS.inject(relationName, toInjectItem, options);
+                    if (def.foreignKey) {
+                      injectedItem[def.foreignKey] = attrs[definition.idAttribute];
+                    }
+                    items.push(injectedItem);
+                  } catch (err) {
+                    DS.$log.error(errorPrefix(definition.name) + 'Failed to inject ' + def.type + ' relation: "' + relationName + '"!', err);
+                  }
+                }
+              });
+              attrs[def.localField] = items;
+            } else {
+              if (toInject !== DS.store[relationName][toInject[relationDef.idAttribute]]) {
+                try {
+                  attrs[def.localField] = DS.inject(relationName, attrs[def.localField], options);
+                  if (def.foreignKey) {
+                    attrs[def.localField][def.foreignKey] = attrs[definition.idAttribute];
+                  }
+                } catch (err) {
+                  DS.$log.error(errorPrefix(definition.name) + 'Failed to inject ' + def.type + ' relation: "' + relationName + '"!', err);
+                }
+              }
+            }
+          }
+        });
+
         definition.beforeInject(definition.name, attrs);
         var id = attrs[idA];
         var item = DS.get(definition.name, id);
@@ -6678,31 +6742,25 @@ function _inject(definition, resource, attrs, options) {
           } else {
             item = {};
           }
-          resource.previousAttributes[id] = {};
+          resource.previousAttributes[id] = DSUtils.copy(attrs);
 
-          DS.utils.deepMixIn(item, attrs);
-          DS.utils.deepMixIn(resource.previousAttributes[id], attrs);
+          DSUtils.deepMixIn(item, attrs);
 
           resource.collection.push(item);
 
           resource.changeHistories[id] = [];
-          resource.observers[id] = new observe.ObjectObserver(item);
+          resource.observers[id] = new DSUtils.observe.ObjectObserver(item);
           resource.observers[id].open(_react, item);
           resource.index.put(id, item);
 
           _react.call(item, {}, {}, {}, null, true);
-
-          if (definition.relations) {
-            _injectRelations.call(DS, definition, item, options);
-          }
         } else {
-          DS.utils.deepMixIn(item, attrs);
+          DSUtils.deepMixIn(item, attrs);
           if (definition.resetHistoryOnInject) {
-            resource.previousAttributes[id] = {};
-            DS.utils.deepMixIn(resource.previousAttributes[id], attrs);
+            resource.previousAttributes[id] = DSUtils.copy(attrs);
             if (resource.changeHistories[id].length) {
-              DS.utils.forEach(resource.changeHistories[id], function (changeRecord) {
-                DS.utils.remove(resource.changeHistory, changeRecord);
+              DSUtils.forEach(resource.changeHistories[id], function (changeRecord) {
+                DSUtils.remove(resource.changeHistory, changeRecord);
               });
               resource.changeHistories[id].splice(0, resource.changeHistories[id].length);
             }
@@ -6714,8 +6772,9 @@ function _inject(definition, resource, attrs, options) {
           }
           resource.observers[id].deliver();
         }
-        resource.saved[id] = DS.utils.updateTimestamp(resource.saved[id]);
-        resource.modified[id] = initialLastModified && resource.modified[id] === initialLastModified ? DS.utils.updateTimestamp(resource.modified[id]) : resource.modified[id];
+        resource.saved[id] = DSUtils.updateTimestamp(resource.saved[id]);
+        resource.modified[id] = initialLastModified && resource.modified[id] === initialLastModified ? DSUtils.updateTimestamp(resource.modified[id]) : resource.modified[id];
+
         definition.afterInject(definition.name, item);
         injected = item;
       } catch (err) {
@@ -6828,7 +6887,7 @@ function inject(resourceName, attrs, options) {
     resource.collectionModified = DS.utils.updateTimestamp(resource.collectionModified);
   }
 
-  if (options.linkInverse) {
+  if (options.linkInverse && typeof options.linkInverse === 'boolean') {
     if (DS.utils.isArray(injected)) {
       if (injected.length) {
         DS.linkInverse(definition.name, injected[0][definition.idAttribute]);
@@ -6850,13 +6909,12 @@ function inject(resourceName, attrs, options) {
     DS.emit(definition, 'inject', injected);
   }
 
-
   return injected;
 }
 
 module.exports = inject;
 
-},{"../../../lib/observe-js/observe-js":1,"./compute":72}],84:[function(require,module,exports){
+},{"./compute":69}],81:[function(require,module,exports){
 function errorPrefix(resourceName, id) {
   return 'DS.lastModified(' + resourceName + '[, ' + id + ']): ';
 }
@@ -6915,7 +6973,7 @@ function lastModified(resourceName, id) {
 
 module.exports = lastModified;
 
-},{}],85:[function(require,module,exports){
+},{}],82:[function(require,module,exports){
 function errorPrefix(resourceName, id) {
   return 'DS.lastSaved(' + resourceName + '[, ' + id + ']): ';
 }
@@ -6979,7 +7037,7 @@ function lastSaved(resourceName, id) {
 
 module.exports = lastSaved;
 
-},{}],86:[function(require,module,exports){
+},{}],83:[function(require,module,exports){
 function errorPrefix(resourceName) {
   return 'DS.link(' + resourceName + ', id[, relations]): ';
 }
@@ -7081,7 +7139,7 @@ function link(resourceName, id, relations) {
 
 module.exports = link;
 
-},{}],87:[function(require,module,exports){
+},{}],84:[function(require,module,exports){
 function errorPrefix(resourceName) {
   return 'DS.linkAll(' + resourceName + '[, params][, relations]): ';
 }
@@ -7198,7 +7256,7 @@ function linkAll(resourceName, params, relations) {
 
 module.exports = linkAll;
 
-},{}],88:[function(require,module,exports){
+},{}],85:[function(require,module,exports){
 function errorPrefix(resourceName) {
   return 'DS.linkInverse(' + resourceName + ', id[, relations]): ';
 }
@@ -7296,7 +7354,7 @@ function linkInverse(resourceName, id, relations) {
 
 module.exports = linkInverse;
 
-},{}],89:[function(require,module,exports){
+},{}],86:[function(require,module,exports){
 function errorPrefix(resourceName, id) {
   return 'DS.previous(' + resourceName + '[, ' + id + ']): ';
 }
@@ -7353,7 +7411,7 @@ function previous(resourceName, id) {
 
 module.exports = previous;
 
-},{}],90:[function(require,module,exports){
+},{}],87:[function(require,module,exports){
 function errorPrefix(resourceName) {
   return 'DS.unlinkInverse(' + resourceName + ', id[, relations]): ';
 }
@@ -7454,7 +7512,7 @@ function unlinkInverse(resourceName, id, relations) {
 
 module.exports = unlinkInverse;
 
-},{}],91:[function(require,module,exports){
+},{}],88:[function(require,module,exports){
 /**
  * @doc function
  * @id errors.types:IllegalArgumentError
@@ -7587,7 +7645,7 @@ module.exports = [function () {
   };
 }];
 
-},{}],92:[function(require,module,exports){
+},{}],89:[function(require,module,exports){
 (function (window, angular, undefined) {
   'use strict';
 
@@ -7676,7 +7734,7 @@ module.exports = [function () {
 
 })(window, window.angular);
 
-},{"./adapters/http":54,"./adapters/localStorage":55,"./datastore":67,"./errors":91,"./utils":93}],93:[function(require,module,exports){
+},{"./adapters/http":51,"./adapters/localStorage":52,"./datastore":64,"./errors":88,"./utils":90}],90:[function(require,module,exports){
 var DSErrors = require('./errors');
 
 function Events(target) {
@@ -7735,22 +7793,14 @@ var toPromisify = [
   'afterDestroy'
 ];
 
-var find = require('mout/array/find');
-var isRegExp = require('mout/lang/isRegExp');
+var deepEquals = angular.equals;
 
-function isBlacklisted(prop, blacklist) {
-  if (!blacklist || !blacklist.length) {
-    return false;
-  }
-  var matches = find(blacklist, function (blItem) {
-    if ((isRegExp(blItem) && blItem.test(prop)) || blItem === prop) {
-      return prop;
-    }
-  });
-  return !!matches;
-}
+var observe = require('../lib/observe-js/observe-js');
+
+observe.setEqualityFn(deepEquals);
 
 module.exports = ['$q', function ($q) {
+
   return {
     isBoolean: require('mout/lang/isBoolean'),
     isString: angular.isString,
@@ -7759,13 +7809,13 @@ module.exports = ['$q', function ($q) {
     isNumber: angular.isNumber,
     isFunction: angular.isFunction,
     isEmpty: require('mout/lang/isEmpty'),
-    isRegExp: isRegExp,
     toJson: JSON.stringify,
     fromJson: angular.fromJson,
     makePath: require('mout/string/makePath'),
     upperCase: require('mout/string/upperCase'),
     pascalCase: require('mout/string/pascalCase'),
     deepMixIn: require('mout/object/deepMixIn'),
+    deepEquals: deepEquals,
     mixIn: require('mout/object/mixIn'),
     forEach: angular.forEach,
     pick: require('mout/object/pick'),
@@ -7773,13 +7823,14 @@ module.exports = ['$q', function ($q) {
     merge: require('mout/object/merge'),
     contains: require('mout/array/contains'),
     filter: require('mout/array/filter'),
-    find: find,
     toLookup: require('mout/array/toLookup'),
     remove: require('mout/array/remove'),
     slice: require('mout/array/slice'),
     sort: require('mout/array/sort'),
     guid: require('mout/random/guid'),
+    copy: angular.copy,
     keys: require('mout/object/keys'),
+    observe: observe,
     _: function (parent, options) {
       var _this = this;
       options = options || {};
@@ -7840,53 +7891,9 @@ module.exports = ['$q', function ($q) {
         }
       }
     },
-    diffObjectFromOldObject: function (object, oldObject, blacklist) {
-      var added = {};
-      var removed = {};
-      var changed = {};
-      blacklist = blacklist || [];
-
-      for (var prop in oldObject) {
-        var newValue = object[prop];
-
-        if (isBlacklisted(prop, blacklist)) {
-          continue;
-        }
-
-        if (newValue !== undefined && newValue === oldObject[prop]) {
-          continue;
-        }
-
-        if (!(prop in object)) {
-          removed[prop] = undefined;
-          continue;
-        }
-
-        if (newValue !== oldObject[prop]) {
-          changed[prop] = newValue;
-        }
-      }
-
-      for (var prop2 in object) {
-        if (prop2 in oldObject) {
-          continue;
-        }
-
-        if (isBlacklisted(prop2, blacklist)) {
-          continue;
-        }
-
-        added[prop2] = object[prop2];
-      }
-
-      return {
-        added: added,
-        removed: removed,
-        changed: changed
-      };
-    },
+    diffObjectFromOldObject: observe.diffObjectFromOldObject,
     Events: Events
   };
 }];
 
-},{"./errors":91,"mout/array/contains":2,"mout/array/filter":3,"mout/array/find":4,"mout/array/remove":9,"mout/array/slice":10,"mout/array/sort":11,"mout/array/toLookup":12,"mout/lang/isBoolean":19,"mout/lang/isEmpty":20,"mout/lang/isRegExp":25,"mout/object/deepMixIn":31,"mout/object/keys":35,"mout/object/merge":36,"mout/object/mixIn":37,"mout/object/pick":39,"mout/object/set":40,"mout/random/guid":42,"mout/string/makePath":49,"mout/string/pascalCase":50,"mout/string/upperCase":53}]},{},[92]);
+},{"../lib/observe-js/observe-js":1,"./errors":88,"mout/array/contains":2,"mout/array/filter":3,"mout/array/remove":7,"mout/array/slice":8,"mout/array/sort":9,"mout/array/toLookup":10,"mout/lang/isBoolean":17,"mout/lang/isEmpty":18,"mout/object/deepMixIn":28,"mout/object/keys":32,"mout/object/merge":33,"mout/object/mixIn":34,"mout/object/pick":36,"mout/object/set":37,"mout/random/guid":39,"mout/string/makePath":46,"mout/string/pascalCase":47,"mout/string/upperCase":50}]},{},[89]);
diff --git a/dist/angular-data.min.js b/dist/angular-data.min.js
index 9700da4..d85be29 100644
--- a/dist/angular-data.min.js
+++ b/dist/angular-data.min.js
@@ -1,12 +1,12 @@
 /**
 * @author Jason Dobry <jason.dobry@gmail.com>
 * @file angular-data.min.js
-* @version 1.4.2 - Homepage <http://angular-data.pseudobry.com/>
+* @version 1.5.3 - Homepage <http://angular-data.pseudobry.com/>
 * @copyright (c) 2014 Jason Dobry <https://github.com/jmdobry/>
 * @license MIT <https://github.com/jmdobry/angular-data/blob/master/LICENSE>
 *
 * @overview Data store for Angular.js.
 */
-!function a(b,c,d){function e(g,h){if(!c[g]){if(!b[g]){var i="function"==typeof require&&require;if(!h&&i)return i(g,!0);if(f)return f(g,!0);var j=new Error("Cannot find module '"+g+"'");throw j.code="MODULE_NOT_FOUND",j}var k=c[g]={exports:{}};b[g][0].call(k.exports,function(a){var c=b[g][1][a];return e(c?c:a)},k,k.exports,a,b,c,d)}return c[g].exports}for(var f="function"==typeof require&&require,g=0;g<d.length;g++)e(d[g]);return e}({1:[function(require,module,exports){!function(global){"use strict";function detectObjectObserve(){function a(a){b=a}if("function"!=typeof Object.observe||"function"!=typeof Array.observe)return!1;var b=[],c={},d=[];return Object.observe(c,a),Array.observe(d,a),c.id=1,c.id=2,delete c.id,d.push(1,2),d.length=0,Object.deliverChangeRecords(a),5!==b.length?!1:"add"!=b[0].type||"update"!=b[1].type||"delete"!=b[2].type||"splice"!=b[3].type||"splice"!=b[4].type?!1:(Object.unobserve(c,a),Array.unobserve(d,a),!0)}function detectEval(){if("undefined"!=typeof chrome&&chrome.app&&chrome.app.runtime)return!1;try{var a=new Function("","return true;");return a()}catch(b){return!1}}function dirtyCheck(a){for(var b=0;MAX_DIRTY_CHECK_CYCLES>b&&a.check_();)b++;return global.testingExposeCycleCount&&(global.dirtyCheckCycleCount=b),b>0}function objectIsEmpty(a){for(var b in a)return!1;return!0}function diffIsEmpty(a){return objectIsEmpty(a.added)&&objectIsEmpty(a.removed)&&objectIsEmpty(a.changed)}function diffObjectFromOldObject(a,b){var c={},d={},e={};for(var f in b){var g=a[f];(void 0===g||g!==b[f])&&(f in a?g!==b[f]&&(e[f]=g):d[f]=void 0)}for(var f in a)f in b||(c[f]=a[f]);return Array.isArray(a)&&a.length!==b.length&&(e.length=a.length),{added:c,removed:d,changed:e}}function runEOMTasks(){if(!eomTasks.length)return!1;for(var a=0;a<eomTasks.length;a++)eomTasks[a]();return eomTasks.length=0,!0}function newObservedObject(){function a(a){b&&b.state_===OPENED&&!d&&b.check_(a)}var b,c,d=!1,e=!0;return{open:function(c){if(b)throw Error("ObservedObject in use");e||Object.deliverChangeRecords(a),b=c,e=!1},observe:function(b,d){c=b,d?Array.observe(c,a):Object.observe(c,a)},deliver:function(b){d=b,Object.deliverChangeRecords(a),d=!1},close:function(){b=void 0,Object.unobserve(c,a),observedObjectCache.push(this)}}}function getObservedObject(a,b,c){var d=observedObjectCache.pop()||newObservedObject();return d.open(a),d.observe(b,c),d}function Observer(){this.state_=UNOPENED,this.callback_=void 0,this.target_=void 0,this.directObserver_=void 0,this.value_=void 0,this.id_=nextObserverId++}function addToAll(a){Observer._allObserversCount++,collectObservers&&allObservers.push(a)}function removeFromAll(){Observer._allObserversCount--}function ObjectObserver(a){Observer.call(this),this.value_=a,this.oldObject_=void 0}function diffObjectFromChangeRecords(a,b,c){for(var d={},e={},f=0;f<b.length;f++){var g=b[f];expectedRecordTypes[g.type]?(g.name in c||(c[g.name]=g.oldValue),"update"!=g.type&&("add"!=g.type?g.name in d?(delete d[g.name],delete c[g.name]):e[g.name]=!0:g.name in e?delete e[g.name]:d[g.name]=!0)):(console.error("Unknown changeRecord type: "+g.type),console.error(g))}for(var h in d)d[h]=a[h];for(var h in e)e[h]=void 0;var i={};for(var h in c)if(!(h in d||h in e)){var j=a[h];c[h]!==j&&(i[h]=j)}return{added:d,removed:e,changed:i}}var hasObserve=detectObjectObserve(),hasEval=detectEval(),createObject="__proto__"in{}?function(a){return a}:function(a){var b=a.__proto__;if(!b)return a;var c=Object.create(b);return Object.getOwnPropertyNames(a).forEach(function(b){Object.defineProperty(c,b,Object.getOwnPropertyDescriptor(a,b))}),c},MAX_DIRTY_CHECK_CYCLES=1e3,eomTasks=[],runEOM=hasObserve?function(){var a={pingPong:!0},b=!1;return Object.observe(a,function(){runEOMTasks(),b=!1}),function(c){eomTasks.push(c),b||(b=!0,a.pingPong=!a.pingPong)}}():function(){return function(a){eomTasks.push(a)}}(),observedObjectCache=[],UNOPENED=0,OPENED=1,CLOSED=2,nextObserverId=1;Observer.prototype={open:function(a,b){if(this.state_!=UNOPENED)throw Error("Observer has already been opened.");return addToAll(this),this.callback_=a,this.target_=b,this.connect_(),this.state_=OPENED,this.value_},close:function(){this.state_==OPENED&&(removeFromAll(this),this.disconnect_(),this.value_=void 0,this.callback_=void 0,this.target_=void 0,this.state_=CLOSED)},deliver:function(){this.state_==OPENED&&dirtyCheck(this)},report_:function(a){try{this.callback_.apply(this.target_,a)}catch(b){Observer._errorThrownDuringCallback=!0,console.error("Exception caught during observer callback: "+(b.stack||b))}},discardChanges:function(){return this.check_(void 0,!0),this.value_}};var collectObservers=!hasObserve,allObservers;Observer._allObserversCount=0,collectObservers&&(allObservers=[]);var runningMicrotaskCheckpoint=!1,hasDebugForceFullDelivery=hasObserve&&hasEval&&function(){try{return eval("%RunMicrotasks()"),!0}catch(ex){return!1}}();global.Platform=global.Platform||{},global.Platform.performMicrotaskCheckpoint=function(){if(!runningMicrotaskCheckpoint){if(hasDebugForceFullDelivery)return void eval("%RunMicrotasks()");if(collectObservers){runningMicrotaskCheckpoint=!0;var cycles=0,anyChanged,toCheck;do{cycles++,toCheck=allObservers,allObservers=[],anyChanged=!1;for(var i=0;i<toCheck.length;i++){var 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e.createInstance(a,b,d)})["catch"](function(b){return d.eagerInject&&d.cacheResponse&&e.eject(a,h[i.idAttribute],{notify:!1}),e.$q.reject(b)})}catch(j){return g.reject(j),g.promise}}b.exports=d},{}],57:[function(a,b){function c(a,b){return"DS.destroy("+a+", "+b+"[, options]): "}function d(a,b,d){var e=this,f=e.utils,g=e.$q.defer();try{var h=e.definitions[a];if(d=d||{},b=f.resolveId(h,b),!h)throw new e.errors.NER(c(a,b)+a);if(!f.isString(b)&&!f.isNumber(b))throw new e.errors.IA(c(a,b)+"id: Must be a string or a number!");var i=e.get(a,b);if(!i)throw new e.errors.R(c(a,b)+'id: "'+b+'" not found!');return d=f._(h,d),g.resolve(i),g.promise.then(function(b){return d.beforeDestroy.call(b,a,b)}).then(function(c){return d.notify&&e.emit(h,"beforeDestroy",f.merge({},c)),d.eagerEject&&e.eject(a,b),e.adapters[d.adapter||h.defaultAdapter].destroy(h,b,d)}).then(function(){return d.afterDestroy.call(i,a,i)}).then(function(){return d.notify&&e.emit(h,"afterDestroy",f.merge({},i)),e.eject(a,b),b})["catch"](function(b){return d.eagerEject&&i&&e.inject(a,i),e.$q.reject(b)})}catch(j){return g.reject(j),g.promise}}b.exports=d},{}],58:[function(a,b){function c(a){return"DS.destroyAll("+a+", params[, options]): "}function d(a,b,d){var e=this,f=e.utils,g=e.$q.defer();try{var h=e.errors.IA,i=e.definitions[a];if(d=d||{},!i)throw new e.errors.NER(c(a)+a);if(!f.isObject(b))throw new h(c(a)+"params: Must be an object!");if(!f.isObject(d))throw new h(c(a)+"options: Must be an object!");return d=f._(i,d),g.resolve(),g.promise.then(function(){return e.adapters[d.adapter||i.defaultAdapter].destroyAll(i,b,d)}).then(function(){return e.ejectAll(a,b)})}catch(j){return g.reject(j),g.promise}}b.exports=d},{}],59:[function(a,b){function c(a,b){return"DS.find("+a+", "+b+"[, options]): "}function d(a,b,d){var e=this,f=e.utils,g=e.$q.defer(),h=g.promise;try{var i=e.errors.IA,j=e.definitions[a];if(d=d||{},!j)throw new e.errors.NER(c(a,b)+a);if(!f.isString(b)&&!f.isNumber(b))throw new i(c(a,b)+"id: Must be a string or a number!");if(!f.isObject(d))throw new i(c(a,b)+"options: Must be an object!");d=f._(j,d);var k=e.store[a];if((d.bypassCache||!d.cacheResponse)&&delete k.completedQueries[b],!(b in k.completedQueries))return b in k.pendingQueries||(h=k.pendingQueries[b]=e.adapters[d.adapter||j.defaultAdapter].find(j,b,d).then(function(c){var f=d.deserialize?d.deserialize(a,c):j.deserialize(a,c);return delete k.pendingQueries[b],d.cacheResponse?(k.completedQueries[b]=(new Date).getTime(),e.inject(a,f,d)):e.createInstance(a,f,d)},function(a){return delete k.pendingQueries[b],e.$q.reject(a)})),k.pendingQueries[b];g.resolve(e.get(a,b))}catch(l){g.reject(l)}return h}b.exports=d},{}],60:[function(a,b){function c(a){return"DS.findAll("+a+", params[, options]): "}function d(a,b,d,e){var f=this,g=f.utils,h=f.store[b],i=f.definitions[b].idAttribute,j=(new Date).getTime();a=a||[],delete h.pendingQueries[d],h.completedQueries[d]=j,h.collectionModified=g.updateTimestamp(h.collectionModified);var k=f.inject(b,a,e);return g.isArray(k)?angular.forEach(k,function(a){a&&a[i]&&(h.completedQueries[a[i]]=j)}):(f.$log.warn(c(b)+"response is expected to be an array!"),h.completedQueries[k[i]]=j),k}function e(a,b,c){var e=this,f=e.utils,g=e.definitions[a],h=e.store[a],i=f.toJson(b);return(c.bypassCache||!c.cacheResponse)&&delete h.completedQueries[i],i in h.completedQueries?e.filter(a,b,c):(i in h.pendingQueries||(h.pendingQueries[i]=e.adapters[c.adapter||g.defaultAdapter].findAll(g,b,c).then(function(b){delete h.pendingQueries[i];var j=c.deserialize?c.deserialize(a,b):g.deserialize(a,b);if(!c.cacheResponse)return f.forEach(j,function(b,d){j[d]=e.createInstance(a,b,c)}),j;try{return d.call(e,j,a,i,c)}catch(k){return e.$q.reject(k)}},function(a){return delete h.pendingQueries[i],e.$q.reject(a)})),h.pendingQueries[i])}function f(a,b,d){var f=this,g=f.utils,h=f.$q.defer(),i=f.definitions[a];try{var j=f.errors.IA;if(d=d||{},b=b||{},!i)throw new f.errors.NER(c(a)+a);if(!g.isObject(b))throw new j(c(a)+"params: Must be an object!");if(!g.isObject(d))throw new j(c(a)+"options: Must be an object!");return d=g._(i,d),h.resolve(),h.promise.then(function(){return e.call(f,a,b,d)})}catch(k){return h.reject(k),h.promise}}b.exports=f},{}],61:[function(a,b){b.exports={create:a("./create"),destroy:a("./destroy"),destroyAll:a("./destroyAll"),find:a("./find"),findAll:a("./findAll"),loadRelations:a("./loadRelations"),refresh:a("./refresh"),save:a("./save"),update:a("./update"),updateAll:a("./updateAll")}},{"./create":56,"./destroy":57,"./destroyAll":58,"./find":59,"./findAll":60,"./loadRelations":62,"./refresh":63,"./save":64,"./update":65,"./updateAll":66}],62:[function(a,b){function c(a){return"DS.loadRelations("+a+", instance(Id), relations[, options]): "}function d(a,b,d,e){var f=this,g=f.utils,h=f.$q.defer();try{var i=f.errors.IA,j=f.definitions[a];if(e=e||{},(g.isString(b)||g.isNumber(b))&&(b=f.get(a,b)),angular.isString(d)&&(d=[d]),!j)throw new f.errors.NER(c(a)+a);if(!g.isObject(b))throw new i(c(a)+"instance(Id): Must be a string, number or object!");if(!g.isArray(d))throw new i(c(a)+"relations: Must be a string or an array!");if(!g.isObject(e))throw new i(c(a)+"options: Must be an object!");e=g._(j,e),e.hasOwnProperty("findBelongsTo")||(e.findBelongsTo=!0),e.hasOwnProperty("findHasMany")||(e.findHasMany=!0);var k=[],l=[];return g.forEach(j.relationList,function(a){var c=a.relation;if(g.contains(d,c)){var h,i={};e.allowSimpleWhere?i[a.foreignKey]=b[j.idAttribute]:(i.where={},i.where[a.foreignKey]={"==":b[j.idAttribute]}),"hasMany"===a.type&&i[a.foreignKey]?h=f.findAll(c,i,e):"hasOne"===a.type?a.localKey&&b[a.localKey]?h=f.find(c,b[a.localKey],e):a.foreignKey&&i[a.foreignKey]&&(h=f.findAll(c,i,e).then(function(a){return a.length?a[0]:null})):b[a.localKey]&&(h=f.find(c,b[a.localKey],e)),h&&(k.push(h),l.push(a.localField))}}),h.resolve(),h.promise.then(function(){return f.$q.all(k)}).then(function(a){return angular.forEach(l,function(c,d){b[c]=a[d]}),b})}catch(m){return h.reject(m),h.promise}}b.exports=d},{}],63:[function(a,b){function c(a,b){return"DS.refresh("+a+", "+b+"[, options]): "}function d(a,b,d){var e=this,f=e.utils,g=e.errors.IA,h=e.definitions[a];if(d=d||{},b=f.resolveId(e.definitions[a],b),h){if(f.isString(b)||f.isNumber(b)){if(f.isObject(d)){if(d=f._(h,d),d.bypassCache=!0,e.get(a,b))return e.find(a,b,d);var i=e.$q.defer();return i.resolve(),i.promise}throw new g(c(a,b)+"options: Must be an object!")}throw new g(c(a,b)+"id: Must be a string or a number!")}throw new e.errors.NER(c(a,b)+a)}b.exports=d},{}],64:[function(a,b){function c(a,b){return"DS.save("+a+", "+b+"[, options]): "}function d(a,b,d){var e=this,f=e.utils,g=e.$q.defer();try{var h=e.errors.IA,i=e.definitions[a];if(d=d||{},b=f.resolveId(i,b),!i)throw new e.errors.NER(c(a,b)+a);if(!f.isString(b)&&!f.isNumber(b))throw new h(c(a,b)+"id: Must be a string or a number!");if(!f.isObject(d))throw new h(c(a,b)+"options: Must be an object!");var j=e.get(a,b);if(!j)throw new e.errors.R(c(a,b)+'id: "'+b+'" not found!');return d=f._(i,d),g.resolve(j),g.promise.then(function(b){return d.beforeValidate.call(b,a,b)}).then(function(b){return d.validate.call(b,a,b)}).then(function(b){return d.afterValidate.call(b,a,b)}).then(function(b){return d.beforeUpdate.call(b,a,b)}).then(function(c){if(d.notify&&e.emit(i,"beforeUpdate",f.merge({},c)),d.changesOnly){var g=e.store[a];g.observers[b].deliver();var h=[],j=e.changes(a,b);for(var k in j.added)h.push(k);for(k in j.changed)h.push(k);if(j=f.pick(c,h),f.isEmpty(j))return c;c=j}return e.adapters[d.adapter||i.defaultAdapter].update(i,b,d.serialize?d.serialize(a,c):i.serialize(a,c),d)}).then(function(b){var c=d.deserialize?d.deserialize(a,b):i.deserialize(a,b);return d.afterUpdate.call(c,a,c)}).then(function(c){if(d.notify&&e.emit(i,"afterUpdate",f.merge({},c)),d.cacheResponse){var g=e.store[a],h=e.inject(i.name,c,d);return g.previousAttributes[b]=f.deepMixIn({},h),g.saved[b]=f.updateTimestamp(g.saved[b]),g.observers[b].discardChanges(),e.get(a,b)}return c})}catch(k){return g.reject(k),g.promise}}b.exports=d},{}],65:[function(a,b){function c(a,b){return"DS.update("+a+", "+b+", attrs[, options]): "}function d(a,b,d,e){var f=this,g=f.utils,h=f.$q.defer();try{var i=f.errors.IA,j=f.definitions[a];if(e=e||{},b=g.resolveId(j,b),!j)throw new f.errors.NER(c(a,b)+a);if(!g.isString(b)&&!g.isNumber(b))throw new i(c(a,b)+"id: Must be a string or a number!");if(!g.isObject(d))throw new i(c(a,b)+"attrs: Must be an object!");if(!g.isObject(e))throw new i(c(a,b)+"options: Must be an object!");return e=g._(j,e),h.resolve(d),h.promise.then(function(b){return e.beforeValidate.call(b,a,b)
-}).then(function(b){return e.validate.call(b,a,b)}).then(function(b){return e.afterValidate.call(b,a,b)}).then(function(b){return e.beforeUpdate.call(b,a,b)}).then(function(c){return e.notify&&f.emit(j,"beforeUpdate",g.merge({},c)),f.adapters[e.adapter||j.defaultAdapter].update(j,b,e.serialize?e.serialize(a,c):j.serialize(a,c),e)}).then(function(b){var c=e.deserialize?e.deserialize(a,b):j.deserialize(a,b);return e.afterUpdate.call(c,a,c)}).then(function(b){if(e.notify&&f.emit(j,"afterUpdate",g.merge({},b)),e.cacheResponse){var c=f.store[a],d=f.inject(j.name,b,e),h=d[j.idAttribute];return c.previousAttributes[h]=g.deepMixIn({},d),c.saved[h]=g.updateTimestamp(c.saved[h]),c.observers[h].discardChanges(),f.get(j.name,h)}return b})}catch(k){return h.reject(k),h.promise}}b.exports=d},{}],66:[function(a,b){function c(a){return"DS.updateAll("+a+", attrs, params[, options]): "}function d(a,b,d,e){var f=this,g=f.utils,h=f.$q.defer();try{var i=f.errors.IA,j=f.definitions[a];if(e=e||{},!j)throw new f.errors.NER(c(a)+a);if(!g.isObject(b))throw new i(c(a)+"attrs: Must be an object!");if(!g.isObject(d))throw new i(c(a)+"params: Must be an object!");if(!g.isObject(e))throw new i(c(a)+"options: Must be an object!");return e=g._(j,e),h.resolve(b),h.promise.then(function(b){return e.beforeValidate.call(b,a,b)}).then(function(b){return e.validate.call(b,a,b)}).then(function(b){return e.afterValidate.call(b,a,b)}).then(function(b){return e.beforeUpdate.call(b,a,b)}).then(function(b){return e.notify&&f.emit(j,"beforeUpdate",g.merge({},b)),f.adapters[e.adapter||j.defaultAdapter].updateAll(j,e.serialize?e.serialize(a,b):j.serialize(a,b),d,e)}).then(function(b){var c=e.deserialize?e.deserialize(a,b):j.deserialize(a,b);return e.afterUpdate.call(c,a,c)}).then(function(a){return e.notify&&f.emit(j,"afterUpdate",g.merge({},a)),e.cacheResponse?f.inject(j.name,a,e):a})}catch(k){return h.reject(k),h.promise}}b.exports=d},{}],67:[function(a,b){function c(a,b,c){c(null,b)}function d(a,b,c,e,f){var g=b[c],h=e[g[0]],i=f[g[0]];return a.isString(h)&&(h=a.upperCase(h)),a.isString(i)&&(i=a.upperCase(i)),"DESC"===g[1]?h>i?-1:i>h?1:c<b.length-1?d(a,b,c+1,e,f):0:i>h?-1:h>i?1:c<b.length-1?d(a,b,c+1,e,f):0}function e(){}function f(){var b=this.defaults=new e;this.$get=["$rootScope","$log","$q","DSHttpAdapter","DSLocalStorageAdapter","DSUtils","DSErrors",function(c,d,e,f,h,i,j){var k,l=a("./sync_methods"),m=a("./async_methods");try{k=angular.injector(["angular-data.DSCacheFactory"]).get("DSCacheFactory")}catch(n){d.debug("DSCacheFactory is unavailable. Resorting to the lesser capabilities of $cacheFactory."),k=angular.injector(["ng"]).get("$cacheFactory")}var o={emit:function(a,b){var d=Array.prototype.slice.call(arguments,2);d.unshift(a.name),d.unshift("DS."+b),a.emit.apply(a,d),"broadcast"===a.events?c.$broadcast.apply(c,d):"emit"===a.events&&c.$emit.apply(c,d)},$rootScope:c,$log:d,$q:e,cacheFactory:k,defaults:b,store:{},definitions:{},adapters:{DSHttpAdapter:f,DSLocalStorageAdapter:h},errors:j,utils:i};return i.deepFreeze(l),i.deepFreeze(m),i.deepMixIn(o,l),i.deepMixIn(o,m),i.deepFreeze(o.errors),i.deepFreeze(o.utils),f.DS=o,h.DS=o,("function"!=typeof Object.observe||"function"!=typeof Array.observe)&&c.$watch(function(){g.Platform.performMicrotaskCheckpoint()}),o}]}var g=a("../../lib/observe-js/observe-js");e.prototype.idAttribute="id",e.prototype.defaultAdapter="DSHttpAdapter",e.prototype.defaultFilter=function(a,b,c,e){var f=this,g=f.utils,h=a,i=null,j={skip:"",offset:"",where:"",limit:"",orderBy:"",sort:""};c=c||{},i=g.isObject(c.where)?c.where:{},e.allowSimpleWhere&&g.forEach(c,function(a,b){b in j||b in i||(i[b]={"==":a})}),g.isEmpty(i)&&(i=null),i&&(h=g.filter(h,function(a){var b=!0,c=!0;return g.forEach(i,function(d,e){g.isString(d)?d={"===":d}:(g.isNumber(d)||g.isBoolean(d))&&(d={"==":d}),g.isObject(d)&&g.forEach(d,function(d,f){"=="===f?c=b?a[e]==d:c&&a[e]==d:"==="===f?c=b?a[e]===d:c&&a[e]===d:"!="===f?c=b?a[e]!=d:c&&a[e]!=d:"!=="===f?c=b?a[e]!==d:c&&a[e]!==d:">"===f?c=b?a[e]>d:c&&a[e]>d:">="===f?c=b?a[e]>=d:c&&a[e]>=d:"<"===f?c=b?a[e]<d:c&&a[e]<d:"<="===f?c=b?a[e]<=d:c&&a[e]<=d:"in"===f?c=g.isString(d)?b?-1!==d.indexOf(a[e]):c&&-1!==d.indexOf(a[e]):b?g.contains(d,a[e]):c&&g.contains(d,a[e]):"notIn"===f?c=g.isString(d)?b?-1===d.indexOf(a[e]):c&&-1===d.indexOf(a[e]):b?!g.contains(d,a[e]):c&&!g.contains(d,a[e]):"|=="===f?c=b?a[e]==d:c||a[e]==d:"|==="===f?c=b?a[e]===d:c||a[e]===d:"|!="===f?c=b?a[e]!=d:c||a[e]!=d:"|!=="===f?c=b?a[e]!==d:c||a[e]!==d:"|>"===f?c=b?a[e]>d:c||a[e]>d:"|>="===f?c=b?a[e]>=d:c||a[e]>=d:"|<"===f?c=b?a[e]<d:c||a[e]<d:"|<="===f?c=b?a[e]<=d:c||a[e]<=d:"|in"===f?c=g.isString(d)?b?-1!==d.indexOf(a[e]):c||-1!==d.indexOf(a[e]):b?g.contains(d,a[e]):c||g.contains(d,a[e]):"|notIn"===f&&(c=g.isString(d)?b?-1===d.indexOf(a[e]):c||-1===d.indexOf(a[e]):b?!g.contains(d,a[e]):c||!g.contains(d,a[e])),b=!1})}),c}));var k=null;if(g.isString(c.orderBy)?k=[[c.orderBy,"ASC"]]:g.isArray(c.orderBy)&&(k=c.orderBy),!k&&g.isString(c.sort)?k=[[c.sort,"ASC"]]:!k&&g.isArray(c.sort)&&(k=c.sort),k){var l=0;angular.forEach(k,function(a,b){if(g.isString(a))k[b]=[a,"ASC"];else if(!g.isArray(a))throw new f.errors.IllegalArgumentError("DS.filter(resourceName[, params][, options]): "+JSON.stringify(a)+": Must be a string or an array!",{params:{"orderBy[i]":{actual:typeof a,expected:"string|array"}}});h=g.sort(h,function(a,b){return d(g,k,l,a,b)})})}var m=angular.isNumber(c.limit)?c.limit:null,n=null;return angular.isNumber(c.skip)?n=c.skip:angular.isNumber(c.offset)&&(n=c.offset),m&&n?h=f.utils.slice(h,n,Math.min(h.length,n+m)):f.utils.isNumber(m)?h=f.utils.slice(h,0,Math.min(h.length,m)):f.utils.isNumber(n)&&(h=n<h.length?f.utils.slice(h,n):[]),h},e.prototype.baseUrl="",e.prototype.endpoint="",e.prototype.useClass=!0,e.prototype.keepChangeHistory=!1,e.prototype.resetHistoryOnInject=!0,e.prototype.eagerInject=!1,e.prototype.eagerEject=!1,e.prototype.notify=!0,e.prototype.cacheResponse=!0,e.prototype.upsert=!0,e.prototype.allowSimpleWhere=!0,e.prototype.ignoredChanges=[/\$/],e.prototype.beforeValidate=c,e.prototype.validate=c,e.prototype.afterValidate=c,e.prototype.beforeCreate=c,e.prototype.afterCreate=c,e.prototype.beforeUpdate=c,e.prototype.afterUpdate=c,e.prototype.beforeDestroy=c,e.prototype.afterDestroy=c,e.prototype.beforeInject=function(a,b){return b},e.prototype.afterInject=function(a,b){return b},e.prototype.serialize=function(a,b){return b},e.prototype.deserialize=function(a,b){return b&&b.data?b.data:b},e.prototype.events="broadcast",b.exports=f},{"../../lib/observe-js/observe-js":1,"./async_methods":61,"./sync_methods":82}],68:[function(a,b){function c(a){return"DS.bindAll(scope, expr, "+a+", params[, cb]): "}function d(a,b,d,e,f){var g=this,h=g.errors.IA;if(e=e||{},!g.utils.isObject(a))throw new h(c(d)+"scope: Must be an object!");if(!g.utils.isString(b))throw new h(c(d)+"expr: Must be a string!");if(!g.definitions[d])throw new g.errors.NER(c(d)+d);if(!g.utils.isObject(e))throw new h(c(d)+"params: Must be an object!");try{return a.$watch(function(){return g.lastModified(d)},function(){var c=g.filter(d,e);g.utils.set(a,b,c),f&&f(null,c)})}catch(i){if(!f)throw i;f(i)}}b.exports=d},{}],69:[function(a,b){function c(a){return"DS.bindOne(scope, expr, "+a+", id[, cb]): "}function d(a,b,d,e,f){var g=this,h=g.errors.IA;if(e=g.utils.resolveId(g.definitions[d],e),!g.utils.isObject(a))throw new h(c(d)+"scope: Must be an object!");if(!g.utils.isString(b))throw new h(c(d)+"expr: Must be a string!");if(!g.definitions[d])throw new g.errors.NER(c(d)+d);if(!g.utils.isString(e)&&!g.utils.isNumber(e))throw new h(c(d)+"id: Must be a string or a number!");try{return a.$watch(function(){return g.lastModified(d,e)},function(){var c=g.get(d,e);g.utils.set(a,b,c),f&&f(null,c)})}catch(i){if(!f)throw i;f(i)}}b.exports=d},{}],70:[function(a,b){function c(a){return"DS.changeHistory("+a+", id): "}function d(a,b){var d=this,e=d.utils,f=d.definitions[a],g=d.store[a];if(b=d.utils.resolveId(f,b),a&&!d.definitions[a])throw new d.errors.NER(c(a)+a);if(b&&!e.isString(b)&&!e.isNumber(b))throw new d.errors.IA(c(a)+"id: Must be a string or a number!");if(f.keepChangeHistory){if(!a)return g.changeHistory;var h=d.get(a,b);if(h)return g.changeHistories[b]}else d.$log.warn(c(a)+"changeHistory is disabled for this resource!")}b.exports=d},{}],71:[function(a,b){function c(a){return"DS.changes("+a+", id): "}function d(a,b,d){var e=this,f=e.utils,g=e.definitions[a];if(d=d||{},b=f.resolveId(e.definitions[a],b),!g)throw new e.errors.NER(c(a)+a);if(!f.isString(b)&&!f.isNumber(b))throw new e.errors.IA(c(a)+"id: Must be a string or a number!");if(!f.isObject(d))throw new e.errors.IA(c(a)+"options: Must be an object!");d=f._(g,d);var h=e.get(a,b);if(h){e.store[a].observers[b].deliver();var i=f.diffObjectFromOldObject(h,e.store[a].previousAttributes[b],d.ignoredChanges);return f.forEach(i,function(a,b){var c=[];f.forEach(a,function(a,b){angular.isFunction(a)||c.push(b)}),i[b]=f.pick(i[b],c)}),f.forEach(e.definitions[a].relationFields,function(a){delete i.added[a],delete i.removed[a],delete i.changed[a]}),i}}b.exports=d},{}],72:[function(a,b){function c(a){return"DS.compute("+a+", instance): "}function d(a,b){var c=this,d=[];angular.forEach(a.deps,function(a){d.push(c[a])}),this[b]=a[a.length-1].apply(this,d)}function e(a,b){var e=this,f=e.errors.IA,g=e.definitions[a];if(b=e.utils.resolveItem(e.store[a],b),!g)throw new e.errors.NER(c(a)+a);if(!e.utils.isObject(b)&&!e.utils.isString(b)&&!e.utils.isNumber(b))throw new f(c(a)+"instance: Must be an object, string or number!");return(e.utils.isString(b)||e.utils.isNumber(b))&&(b=e.get(a,b)),e.utils.forEach(g.computed,function(a,c){d.call(b,a,c)}),b}b.exports={compute:e,_compute:d}},{}],73:[function(a,b){function c(a){return"DS.createInstance("+a+"[, attrs][, options]): "}function d(a,b,d){var e=this,f=e.errors.IA,g=e.definitions[a];if(b=b||{},d=d||{},!g)throw new e.errors.NER(c(a)+a);if(b&&!e.utils.isObject(b))throw new f(c(a)+"attrs: Must be an object!");if(!e.utils.isObject(d))throw new f(c(a)+"options: Must be an object!");"useClass"in d||(d.useClass=g.useClass);var h;if(d.useClass){var i=g[g["class"]];h=new i}else h={};return e.utils.deepMixIn(h,b)}b.exports=d},{}],74:[function(require,module,exports){function Resource(a,b){a.deepMixIn(this,b),this.endpoint="endpoint"in b?b.endpoint:this.name}function defineResource(definition){var DS=this,DSUtils=DS.utils,definitions=DS.definitions,IA=DS.errors.IA;DSUtils.isString(definition)&&(definition=definition.replace(/\s/gi,""),definition={name:definition});var defName=definition?definition.name:void 0;if(!DSUtils.isObject(definition))throw new IA(errorPrefix+"definition: Must be an object!");if(!DSUtils.isString(defName))throw new IA(errorPrefix+"definition.name: Must be a string!");if(definition.idAttribute&&!DSUtils.isString(definition.idAttribute))throw new IA(errorPrefix+"definition.idAttribute: Must be a string!");if(definition.endpoint&&!DSUtils.isString(definition.endpoint))throw new IA(errorPrefix+"definition.endpoint: Must be a string!");if(DS.store[defName])throw new DS.errors.R(errorPrefix+defName+" is already registered!");try{Resource.prototype=DS.defaults,definitions[defName]=new Resource(DSUtils,definition);var def=definitions[defName];def.relations&&(def.relationList=[],def.relationFields=[],DSUtils.forEach(def.relations,function(a,b){DSUtils.forEach(a,function(c,d){DSUtils.isArray(c)||(a[d]=[c]),DSUtils.forEach(a[d],function(a){a.type=b,a.relation=d,a.name=def.name,def.relationList.push(a),def.relationFields.push(a.localField)})})}),def.relations.belongsTo&&DSUtils.forEach(def.relations.belongsTo,function(a,b){DSUtils.forEach(a,function(a){a.parent&&(def.parent=b,def.parentKey=a.localKey)})}),DSUtils.deepFreeze(def.relations),DSUtils.deepFreeze(def.relationList)),def.getEndpoint=function(a,b){b=DSUtils.deepMixIn({},b);var c,d,e=this.parent,f=this.parentKey,g=b.endpoint||this.endpoint;return delete b.endpoint,b=b||{},b.params=b.params||{},e&&f&&definitions[e]&&b.params[f]!==!1&&((DSUtils.isNumber(a)||DSUtils.isString(a))&&(c=DS.get(this.name,a)),DSUtils.isObject(a)&&f in a?(delete b.params[f],d=DSUtils.makePath(definitions[e].getEndpoint(a,b),a[f],g)):c&&f in c?(delete b.params[f],d=DSUtils.makePath(definitions[e].getEndpoint(a,b),c[f],g)):b&&b.params[f]&&(d=DSUtils.makePath(definitions[e].getEndpoint(a,b),b.params[f],g),delete b.params[f])),b.params[f]===!1&&delete b.params[f],d||g},def.filter&&(def.defaultFilter=def.filter,delete def.filter);var cache=DS.cacheFactory("DS."+def.name,{maxAge:def.maxAge||null,recycleFreq:def.recycleFreq||1e3,cacheFlushInterval:def.cacheFlushInterval||null,deleteOnExpire:def.deleteOnExpire||"none",onExpire:function(a){var b=DS.eject(def.name,a);DSUtils.isFunction(def.onExpire)&&def.onExpire(a,b)},capacity:Number.MAX_VALUE,storageMode:"memory",storageImpl:null,disabled:!1,storagePrefix:"DS."+def.name});def["class"]=DSUtils.pascalCase(defName);try{eval("function "+def["class"]+"() {}"),def[def["class"]]=eval(def["class"])}catch(e){def[def["class"]]=function(){}}return def.methods&&DSUtils.deepMixIn(def[def["class"]].prototype,def.methods),def.computed&&(DSUtils.forEach(def.computed,function(a,b){angular.isFunction(a)&&(def.computed[b]=[a],a=def.computed[b]),def.methods&&b in def.methods&&DS.$log.warn(errorPrefix+'Computed property "'+b+'" conflicts with previously defined prototype method!');var c;if(1===a.length){var d=a[0].toString().match(/function.*?\(([\s\S]*?)\)/);c=d[1].split(","),def.computed[b]=c.concat(a),a=def.computed[b],c.length&&DS.$log.warn(errorPrefix+"Use the computed property array syntax for compatibility with minified code!")}c=a.slice(0,a.length-1),angular.forEach(c,function(a,b){c[b]=a.trim()}),a.deps=DSUtils.filter(c,function(a){return!!a})}),def[def["class"]].prototype.DSCompute=function(){return DS.compute(def.name,this)}),DSUtils.forEach(instanceMethods,function(a){def[def["class"]].prototype["DS"+DSUtils.pascalCase(a)]=function(){var b=Array.prototype.slice.call(arguments);return b.unshift(this[def.idAttribute]),b.unshift(def.name),DS[a].apply(DS,b)}}),DS.store[def.name]={collection:[],completedQueries:{},pendingQueries:{},index:cache,modified:{},saved:{},previousAttributes:{},observers:{},changeHistories:{},changeHistory:[],collectionModified:0},angular.forEach(methodsToProxy,function(a){def[a]="bindOne"===a||"bindAll"===a?function(){var b=Array.prototype.slice.call(arguments);return b.splice(2,0,def.name),DS[a].apply(DS,b)}:function(){var b=Array.prototype.slice.call(arguments);return b.unshift(def.name),DS[a].apply(DS,b)}}),def.beforeValidate=DS.$q.promisify(def.beforeValidate),def.validate=DS.$q.promisify(def.validate),def.afterValidate=DS.$q.promisify(def.afterValidate),def.beforeCreate=DS.$q.promisify(def.beforeCreate),def.afterCreate=DS.$q.promisify(def.afterCreate),def.beforeUpdate=DS.$q.promisify(def.beforeUpdate),def.afterUpdate=DS.$q.promisify(def.afterUpdate),def.beforeDestroy=DS.$q.promisify(def.beforeDestroy),def.afterDestroy=DS.$q.promisify(def.afterDestroy),DSUtils.Events(def),def}catch(err){throw DS.$log.error(err),delete definitions[defName],delete DS.store[defName],err}}var errorPrefix="DS.defineResource(definition): ",instanceMethods=["save","update","destroy","refresh","loadRelations","changeHistory","changes","hasChanges","lastModified","lastSaved","link","linkInverse","previous","unlinkInverse"],methodsToProxy=["bindAll","bindOne","changes","changeHistory","create","createInstance","destroy","destroyAll","digest","eject","ejectAll","filter","find","findAll","get","getAll","hasChanges","inject","lastModified","lastSaved","link","linkAll","linkInverse","loadRelations","previous","refresh","save","update","updateAll"];module.exports=defineResource},{}],75:[function(a,b){function c(){this.$rootScope.$$phase?d.Platform.performMicrotaskCheckpoint():this.$rootScope.$apply(function(){d.Platform.performMicrotaskCheckpoint()})}var d=a("../../../lib/observe-js/observe-js");b.exports=c},{"../../../lib/observe-js/observe-js":1}],76:[function(a,b){function c(a,b){return"DS.eject("+a+", "+b+"): "}function d(a,b,c,d){for(var e,f=this,g=!1,h=0;h<b.collection.length;h++)if(b.collection[h][a.idAttribute]==c){e=b.collection[h],g=!0;break}return g?(this.unlinkInverse(a.name,c),b.collection.splice(h,1),b.observers[c].close(),delete b.observers[c],b.index.remove(c),delete b.previousAttributes[c],delete b.completedQueries[c],delete b.pendingQueries[c],f.utils.forEach(b.changeHistories[c],function(a){f.utils.remove(b.changeHistory,a)}),delete b.changeHistories[c],delete b.modified[c],delete b.saved[c],b.collectionModified=this.utils.updateTimestamp(b.collectionModified),d.notify&&this.emit(a,"eject",e),e):void 0}function e(a,b,e){var f=this,g=f.definitions[a];if(e=e||{},b=f.utils.resolveId(g,b),!g)throw new f.errors.NER(c(a,b)+a);if(!f.utils.isString(b)&&!f.utils.isNumber(b))throw new f.errors.IA(c(a,b)+"id: Must be a string or a number!");var h,i=f.store[a];return"notify"in e||(e.notify=g.notify),f.$rootScope.$$phase?h=d.call(f,g,i,b,e):f.$rootScope.$apply(function(){h=d.call(f,g,i,b,e)}),h}b.exports=e},{}],77:[function(a,b){function c(a){return"DS.ejectAll("+a+"[, params]): "}function d(a,b,c,d){var e=this,f=e.utils.toJson(c),g=e.filter(a.name,c),h=e.utils.toLookup(g,a.idAttribute);return angular.forEach(h,function(b,c){e.eject(a.name,c)}),delete b.completedQueries[f],b.collectionModified=e.utils.updateTimestamp(b.collectionModified),d.notify&&e.emit(a,"eject",g),g}function e(a,b,e){var f=this,g=f.definitions[a];if(b=b||{},e=e||{},!g)throw new f.errors.NER(c(a)+a);if(!f.utils.isObject(b))throw new f.errors.IA(c(a)+"params: Must be an object!");var h,i=f.store[a];return f.utils.isEmpty(b)&&(i.completedQueries={}),"notify"in e||(e.notify=g.notify),f.$rootScope.$$phase?h=d.call(f,g,i,b,e):f.$rootScope.$apply(function(){h=d.call(f,g,i,b,e)}),h}b.exports=e},{}],78:[function(a,b){function c(a){return"DS.filter("+a+"[, params][, options]): "}function d(a,b,d){var e=this,f=e.errors.IA,g=e.definitions[a];if(d=d||{},!g)throw new e.errors.NER(c(a)+a);if(b&&!e.utils.isObject(b))throw new f(c(a)+"params: Must be an object!");if(!e.utils.isObject(d))throw new f(c(a)+"options: Must be an object!");var h=e.store[a];b=b||{},d.allowSimpleWhere="allowSimpleWhere"in d?!!d.allowSimpleWhere:!0;var i=e.utils.toJson(b);return i in h.completedQueries||!d.loadFromServer||h.pendingQueries[i]||e.findAll(a,b,d),g.defaultFilter.call(e,h.collection,a,b,d)}b.exports=d},{}],79:[function(a,b){function c(a,b){return"DS.get("+a+", "+b+"): "}function d(a,b,d){var e=this,f=e.errors.IA;if(d=d||{},!e.definitions[a])throw new e.errors.NER(c(a,b)+a);if(!e.utils.isString(b)&&!e.utils.isNumber(b))throw new f(c(a,b)+"id: Must be a string or a number!");if(!e.utils.isObject(d))throw new f(c(a,b)+"options: Must be an object!");var g=e.store[a].index.get(b);return!g&&d.loadFromServer&&e.find(a,b,d).then(null,function(a){return e.$q.reject(a)}),g}b.exports=d},{}],80:[function(a,b){function c(a){return"DS.getAll("+a+"[, ids]): "}function d(a,b){var d=this,e=d.errors.IA,f=d.store[a],g=[];if(!d.definitions[a])throw new d.errors.NER(c(a)+a);if(b&&!d.utils.isArray(b))throw new e(c(a,b)+"ids: Must be an array!");if(d.utils.isArray(b))for(var h=0;h<b.length;h++)f.index.get(b[h])&&g.push(f.index.get(b[h]));else g=f.collection.slice();return g}b.exports=d},{}],81:[function(a,b){function c(a,b){return"DS.hasChanges("+a+", "+b+"): "}function d(a,b){return!(a.isEmpty(b.added)&&a.isEmpty(b.removed)&&a.isEmpty(b.changed))}function e(a,b){var e=this;if(b=e.utils.resolveId(e.definitions[a],b),!e.definitions[a])throw new e.errors.NER(c(a,b)+a);if(!e.utils.isString(b)&&!e.utils.isNumber(b))throw new e.errors.IA(c(a,b)+"id: Must be a string or a number!");return e.get(a,b)?d(e.utils,e.changes(a,b)):!1}b.exports=e},{}],82:[function(a,b){b.exports={bindOne:a("./bindOne"),bindAll:a("./bindAll"),changes:a("./changes"),changeHistory:a("./changeHistory"),compute:a("./compute").compute,createInstance:a("./createInstance"),defineResource:a("./defineResource"),digest:a("./digest"),eject:a("./eject"),ejectAll:a("./ejectAll"),filter:a("./filter"),get:a("./get"),getAll:a("./getAll"),hasChanges:a("./hasChanges"),inject:a("./inject"),lastModified:a("./lastModified"),lastSaved:a("./lastSaved"),link:a("./link"),linkAll:a("./linkAll"),linkInverse:a("./linkInverse"),previous:a("./previous"),unlinkInverse:a("./unlinkInverse")}},{"./bindAll":68,"./bindOne":69,"./changeHistory":70,"./changes":71,"./compute":72,"./createInstance":73,"./defineResource":74,"./digest":75,"./eject":76,"./ejectAll":77,"./filter":78,"./get":79,"./getAll":80,"./hasChanges":81,"./inject":83,"./lastModified":84,"./lastSaved":85,"./link":86,"./linkAll":87,"./linkInverse":88,"./previous":89,"./unlinkInverse":90}],83:[function(a,b){function c(a){return"DS.inject("+a+", attrs[, options]): "}function d(a,b,d){var e=this;e.utils.forEach(a.relationList,function(f){var g=f.relation,h=e.definitions[g];if(b[f.localField]){if(!h)throw new e.errors.R(a.name+"relation is defined but the resource is not!");try{b[f.localField]=e.inject(g,b[f.localField],d)}catch(i){e.$log.error(c(a.name)+"Failed to inject "+f.type+' relation: "'+g+'"!',i)}}})}function e(a,b,f,g){function j(c,d,e,f,g){var h,j=this,k=f&&f(a.idAttribute)?f(a.idAttribute):j[a.idAttribute];if(l.utils.forEach(a.relationFields,function(a){delete c[a],delete d[a],delete e[a]}),(!l.utils.isEmpty(c)||!l.utils.isEmpty(d)||!l.utils.isEmpty(e)||g)&&(h=l.get(a.name,k),b.modified[k]=l.utils.updateTimestamp(b.modified[k]),b.collectionModified=l.utils.updateTimestamp(b.collectionModified),a.keepChangeHistory)){var n={resourceName:a.name,target:h,added:c,removed:d,changed:e,timestamp:b.modified[k]};b.changeHistories[k].push(n),b.changeHistory.push(n)}a.computed&&(h=h||l.get(a.name,k),l.utils.forEach(a.computed,function(a,b){var f=!1;angular.forEach(a.deps,function(a){(a in c||a in d||a in e||!(b in h))&&(f=!0)}),f=f||!a.deps.length,f&&i.call(h,a,b)})),a.relations&&(h=h||l.get(a.name,k),l.utils.forEach(a.relationList,function(b){h[b.localField]&&(b.localKey in c||b.localKey in d||b.localKey in e)&&l.link(a.name,h[a.idAttribute],[b.relation])})),a.idAttribute in e&&m.error("Doh! You just changed the primary key of an object! I don't know how to handle this yet, so your data for the \""+a.name+'" resource is now in an undefined (probably broken) state.')}var k,l=this,m=l.$log;if(l.utils.isArray(f)){k=[];for(var n=0;n<f.length;n++)k.push(e.call(l,a,b,f[n],g))}else{var o=a.computed,p=a.idAttribute;if(o&&o[p]){var q=[];angular.forEach(o[p].deps,function(a){q.push(f[a])}),f[p]=o[p][o[p].length-1].apply(f,q)}if(!(p in f)){var r=new l.errors.R(c(a.name)+"attrs: Must contain the property specified by `idAttribute`!");throw m.error(r),r}try{a.beforeInject(a.name,f);var s=f[p],t=l.get(a.name,s),u=t?b.modified[s]:0;t?(l.utils.deepMixIn(t,f),a.resetHistoryOnInject&&(b.previousAttributes[s]={},l.utils.deepMixIn(b.previousAttributes[s],f),b.changeHistories[s].length&&(l.utils.forEach(b.changeHistories[s],function(a){l.utils.remove(b.changeHistory,a)}),b.changeHistories[s].splice(0,b.changeHistories[s].length))),"function"==typeof b.index.touch?b.index.touch(s):b.index.put(s,b.index.get(s)),b.observers[s].deliver()):(t=g.useClass?f instanceof a[a["class"]]?f:new a[a["class"]]:{},b.previousAttributes[s]={},l.utils.deepMixIn(t,f),l.utils.deepMixIn(b.previousAttributes[s],f),b.collection.push(t),b.changeHistories[s]=[],b.observers[s]=new h.ObjectObserver(t),b.observers[s].open(j,t),b.index.put(s,t),j.call(t,{},{},{},null,!0),a.relations&&d.call(l,a,t,g)),b.saved[s]=l.utils.updateTimestamp(b.saved[s]),b.modified[s]=u&&b.modified[s]===u?l.utils.updateTimestamp(b.modified[s]):b.modified[s],a.afterInject(a.name,t),k=t}catch(v){m.error(v),m.error("inject failed!",a.name,f)}}return k}function f(a,b,c){var d=this;d.utils.forEach(a.relationList,function(e){c.findBelongsTo&&"belongsTo"===e.type&&b[a.idAttribute]?d.link(a.name,b[a.idAttribute],[e.relation]):(c.findHasMany&&"hasMany"===e.type||c.findHasOne&&"hasOne"===e.type)&&d.link(a.name,b[a.idAttribute],[e.relation])})}function g(a,b,d){var g=this,h=g.errors.IA,i=g.definitions[a];if(d=d||{},!i)throw new g.errors.NER(c(a)+a);if(!g.utils.isObject(b)&&!g.utils.isArray(b))throw new h(c(a)+"attrs: Must be an object or an array!");if(!g.utils.isObject(d))throw new h(c(a)+"options: Must be an object!");var j,k=g.store[a];return"useClass"in d||(d.useClass=i.useClass),"notify"in d||(d.notify=i.notify),g.$rootScope.$$phase?(j=e.call(g,i,k,b,d),k.collectionModified=g.utils.updateTimestamp(k.collectionModified)):g.$rootScope.$apply(function(){j=e.call(g,i,k,b,d),k.collectionModified=g.utils.updateTimestamp(k.collectionModified)}),d.linkInverse&&(g.utils.isArray(j)?j.length&&g.linkInverse(i.name,j[0][i.idAttribute]):g.linkInverse(i.name,j[i.idAttribute])),g.utils.isArray(j)?g.utils.forEach(j,function(a){f.call(g,i,a,d)}):f.call(g,i,j,d),d.notify&&g.emit(i,"inject",j),j}var h=a("../../../lib/observe-js/observe-js"),i=a("./compute")._compute;b.exports=g},{"../../../lib/observe-js/observe-js":1,"./compute":72}],84:[function(a,b){function 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d.afterDestroy.call(i,a,i)}).then(function(){return d.notify&&e.emit(h,"afterDestroy",f.merge({},i)),e.eject(a,b),b})["catch"](function(b){return d.eagerEject&&i&&e.inject(a,i),e.$q.reject(b)})}catch(j){return g.reject(j),g.promise}}b.exports=d},{}],55:[function(a,b){function c(a){return"DS.destroyAll("+a+", params[, options]): "}function d(a,b,d){var e=this,f=e.utils,g=e.$q.defer();try{var h=e.errors.IA,i=e.definitions[a];if(d=d||{},!i)throw new e.errors.NER(c(a)+a);if(!f.isObject(b))throw new h(c(a)+"params: Must be an object!");if(!f.isObject(d))throw new h(c(a)+"options: Must be an object!");return d=f._(i,d),g.resolve(),g.promise.then(function(){return e.adapters[d.adapter||i.defaultAdapter].destroyAll(i,b,d)}).then(function(){return e.ejectAll(a,b)})}catch(j){return g.reject(j),g.promise}}b.exports=d},{}],56:[function(a,b){function c(a,b){return"DS.find("+a+", "+b+"[, options]): "}function d(a,b,d){var e=this,f=e.utils,g=e.$q.defer(),h=g.promise;try{var i=e.errors.IA,j=e.definitions[a];if(d=d||{},!j)throw new e.errors.NER(c(a,b)+a);if(!f.isString(b)&&!f.isNumber(b))throw new i(c(a,b)+"id: Must be a string or a number!");if(!f.isObject(d))throw new i(c(a,b)+"options: Must be an object!");d=f._(j,d);var k=e.store[a];if((d.bypassCache||!d.cacheResponse)&&delete k.completedQueries[b],!(b in k.completedQueries))return b in k.pendingQueries||(h=k.pendingQueries[b]=e.adapters[d.adapter||j.defaultAdapter].find(j,b,d).then(function(c){var f=d.deserialize?d.deserialize(a,c):j.deserialize(a,c);return delete k.pendingQueries[b],d.cacheResponse?(k.completedQueries[b]=(new Date).getTime(),e.inject(a,f,d)):e.createInstance(a,f,d)},function(a){return delete k.pendingQueries[b],e.$q.reject(a)})),k.pendingQueries[b];g.resolve(e.get(a,b))}catch(l){g.reject(l)}return h}b.exports=d},{}],57:[function(a,b){function c(a){return"DS.findAll("+a+", params[, options]): "}function d(a,b,d,e){var f=this,g=f.utils,h=f.store[b],i=f.definitions[b].idAttribute,j=(new Date).getTime();a=a||[],delete h.pendingQueries[d],h.completedQueries[d]=j,h.collectionModified=g.updateTimestamp(h.collectionModified);var k=f.inject(b,a,e);return g.isArray(k)?angular.forEach(k,function(a){a&&a[i]&&(h.completedQueries[a[i]]=j)}):(f.$log.warn(c(b)+"response is expected to be an array!"),h.completedQueries[k[i]]=j),k}function e(a,b,c){var e=this,f=e.utils,g=e.definitions[a],h=e.store[a],i=f.toJson(b);return(c.bypassCache||!c.cacheResponse)&&delete h.completedQueries[i],i in h.completedQueries?e.filter(a,b,c):(i in h.pendingQueries||(h.pendingQueries[i]=e.adapters[c.adapter||g.defaultAdapter].findAll(g,b,c).then(function(b){delete h.pendingQueries[i];var j=c.deserialize?c.deserialize(a,b):g.deserialize(a,b);if(!c.cacheResponse)return f.forEach(j,function(b,d){j[d]=e.createInstance(a,b,c)}),j;try{return d.call(e,j,a,i,c)}catch(k){return e.$q.reject(k)}},function(a){return delete h.pendingQueries[i],e.$q.reject(a)})),h.pendingQueries[i])}function f(a,b,d){var f=this,g=f.utils,h=f.$q.defer(),i=f.definitions[a];try{var j=f.errors.IA;if(d=d||{},b=b||{},!i)throw new f.errors.NER(c(a)+a);if(!g.isObject(b))throw new j(c(a)+"params: Must be an object!");if(!g.isObject(d))throw new j(c(a)+"options: Must be an object!");return d=g._(i,d),h.resolve(),h.promise.then(function(){return e.call(f,a,b,d)})}catch(k){return h.reject(k),h.promise}}b.exports=f},{}],58:[function(a,b){b.exports={create:a("./create"),destroy:a("./destroy"),destroyAll:a("./destroyAll"),find:a("./find"),findAll:a("./findAll"),loadRelations:a("./loadRelations"),refresh:a("./refresh"),save:a("./save"),update:a("./update"),updateAll:a("./updateAll")}},{"./create":53,"./destroy":54,"./destroyAll":55,"./find":56,"./findAll":57,"./loadRelations":59,"./refresh":60,"./save":61,"./update":62,"./updateAll":63}],59:[function(a,b){function c(a){return"DS.loadRelations("+a+", instance(Id), relations[, options]): "}function d(a,b,d,e){var f=this,g=f.utils,h=f.$q.defer();try{var i=f.errors.IA,j=f.definitions[a];if(e=e||{},(g.isString(b)||g.isNumber(b))&&(b=f.get(a,b)),angular.isString(d)&&(d=[d]),!j)throw new f.errors.NER(c(a)+a);if(!g.isObject(b))throw new i(c(a)+"instance(Id): Must be a string, number or object!");if(!g.isArray(d))throw new i(c(a)+"relations: Must be a string or an array!");if(!g.isObject(e))throw new i(c(a)+"options: Must be an object!");e=g._(j,e),e.hasOwnProperty("findBelongsTo")||(e.findBelongsTo=!0),e.hasOwnProperty("findHasMany")||(e.findHasMany=!0);var k=[],l=[];return g.forEach(j.relationList,function(a){var c=a.relation;if(g.contains(d,c)){var h,i={};e.allowSimpleWhere?i[a.foreignKey]=b[j.idAttribute]:(i.where={},i.where[a.foreignKey]={"==":b[j.idAttribute]}),"hasMany"===a.type&&i[a.foreignKey]?h=f.findAll(c,i,e):"hasOne"===a.type?a.localKey&&b[a.localKey]?h=f.find(c,b[a.localKey],e):a.foreignKey&&i[a.foreignKey]&&(h=f.findAll(c,i,e).then(function(a){return a.length?a[0]:null})):b[a.localKey]&&(h=f.find(c,b[a.localKey],e)),h&&(k.push(h),l.push(a.localField))}}),h.resolve(),h.promise.then(function(){return f.$q.all(k)}).then(function(a){return angular.forEach(l,function(c,d){b[c]=a[d]}),b})}catch(m){return h.reject(m),h.promise}}b.exports=d},{}],60:[function(a,b){function c(a,b){return"DS.refresh("+a+", "+b+"[, options]): "}function d(a,b,d){var e=this,f=e.utils,g=e.errors.IA,h=e.definitions[a];if(d=d||{},b=f.resolveId(e.definitions[a],b),h){if(f.isString(b)||f.isNumber(b)){if(f.isObject(d)){if(d=f._(h,d),d.bypassCache=!0,e.get(a,b))return e.find(a,b,d);var i=e.$q.defer();return i.resolve(),i.promise}throw new g(c(a,b)+"options: Must be an object!")}throw new g(c(a,b)+"id: Must be a string or a number!")}throw new e.errors.NER(c(a,b)+a)}b.exports=d},{}],61:[function(a,b){function c(a,b){return"DS.save("+a+", "+b+"[, options]): "}function d(a,b,d){var e=this,f=e.utils,g=e.$q.defer();try{var h=e.errors.IA,i=e.definitions[a];if(d=d||{},b=f.resolveId(i,b),!i)throw new e.errors.NER(c(a,b)+a);if(!f.isString(b)&&!f.isNumber(b))throw new h(c(a,b)+"id: Must be a string or a number!");if(!f.isObject(d))throw new h(c(a,b)+"options: Must be an object!");var j=e.get(a,b);if(!j)throw new e.errors.R(c(a,b)+'id: "'+b+'" not found!');return d=f._(i,d),g.resolve(j),g.promise.then(function(b){return d.beforeValidate.call(b,a,b)}).then(function(b){return d.validate.call(b,a,b)}).then(function(b){return d.afterValidate.call(b,a,b)}).then(function(b){return d.beforeUpdate.call(b,a,b)}).then(function(c){if(d.notify&&e.emit(i,"beforeUpdate",f.merge({},c)),d.changesOnly){var g=e.store[a];g.observers[b].deliver();var h=[],j=e.changes(a,b);for(var k in j.added)h.push(k);for(k in j.changed)h.push(k);if(j=f.pick(c,h),f.isEmpty(j))return c;c=j}return e.adapters[d.adapter||i.defaultAdapter].update(i,b,d.serialize?d.serialize(a,c):i.serialize(a,c),d)}).then(function(b){var c=d.deserialize?d.deserialize(a,b):i.deserialize(a,b);return d.afterUpdate.call(c,a,c)}).then(function(c){if(d.notify&&e.emit(i,"afterUpdate",f.merge({},c)),d.cacheResponse){var g=e.store[a],h=e.inject(i.name,c,d);return g.previousAttributes[b]=f.copy(h),g.saved[b]=f.updateTimestamp(g.saved[b]),g.observers[b].discardChanges(),e.get(a,b)}return c})}catch(k){return g.reject(k),g.promise}}b.exports=d},{}],62:[function(a,b){function c(a,b){return"DS.update("+a+", "+b+", attrs[, options]): "}function d(a,b,d,e){var f=this,g=f.utils,h=f.$q.defer();try{var i=f.errors.IA,j=f.definitions[a];if(e=e||{},b=g.resolveId(j,b),!j)throw new f.errors.NER(c(a,b)+a);if(!g.isString(b)&&!g.isNumber(b))throw new i(c(a,b)+"id: Must be a string or a number!");if(!g.isObject(d))throw new i(c(a,b)+"attrs: Must be an object!");
+if(!g.isObject(e))throw new i(c(a,b)+"options: Must be an object!");return e=g._(j,e),h.resolve(d),h.promise.then(function(b){return e.beforeValidate.call(b,a,b)}).then(function(b){return e.validate.call(b,a,b)}).then(function(b){return e.afterValidate.call(b,a,b)}).then(function(b){return e.beforeUpdate.call(b,a,b)}).then(function(c){return e.notify&&f.emit(j,"beforeUpdate",g.merge({},c)),f.adapters[e.adapter||j.defaultAdapter].update(j,b,e.serialize?e.serialize(a,c):j.serialize(a,c),e)}).then(function(b){var c=e.deserialize?e.deserialize(a,b):j.deserialize(a,b);return e.afterUpdate.call(c,a,c)}).then(function(b){if(e.notify&&f.emit(j,"afterUpdate",g.merge({},b)),e.cacheResponse){var c=f.store[a],d=f.inject(j.name,b,e),h=d[j.idAttribute];return c.previousAttributes[h]=g.copy(d),c.saved[h]=g.updateTimestamp(c.saved[h]),c.observers[h].discardChanges(),f.get(j.name,h)}return b})}catch(k){return h.reject(k),h.promise}}b.exports=d},{}],63:[function(a,b){function c(a){return"DS.updateAll("+a+", attrs, params[, options]): "}function d(a,b,d,e){var f=this,g=f.utils,h=f.$q.defer();try{var i=f.errors.IA,j=f.definitions[a];if(e=e||{},!j)throw new f.errors.NER(c(a)+a);if(!g.isObject(b))throw new i(c(a)+"attrs: Must be an object!");if(!g.isObject(d))throw new i(c(a)+"params: Must be an object!");if(!g.isObject(e))throw new i(c(a)+"options: Must be an object!");return e=g._(j,e),h.resolve(b),h.promise.then(function(b){return e.beforeValidate.call(b,a,b)}).then(function(b){return e.validate.call(b,a,b)}).then(function(b){return e.afterValidate.call(b,a,b)}).then(function(b){return e.beforeUpdate.call(b,a,b)}).then(function(b){return e.notify&&f.emit(j,"beforeUpdate",g.merge({},b)),f.adapters[e.adapter||j.defaultAdapter].updateAll(j,e.serialize?e.serialize(a,b):j.serialize(a,b),d,e)}).then(function(b){var c=e.deserialize?e.deserialize(a,b):j.deserialize(a,b);return e.afterUpdate.call(c,a,c)}).then(function(a){return e.notify&&f.emit(j,"afterUpdate",g.merge({},a)),e.cacheResponse?f.inject(j.name,a,e):a})}catch(k){return h.reject(k),h.promise}}b.exports=d},{}],64:[function(a,b){function c(a,b,c){c(null,b)}function d(a,b,c,e,f){var g=b[c],h=e[g[0]],i=f[g[0]];return a.isString(h)&&(h=a.upperCase(h)),a.isString(i)&&(i=a.upperCase(i)),"DESC"===g[1]?h>i?-1:i>h?1:c<b.length-1?d(a,b,c+1,e,f):0:i>h?-1:h>i?1:c<b.length-1?d(a,b,c+1,e,f):0}function e(){}function f(){var b=this.defaults=new e;this.$get=["$rootScope","$log","$q","DSHttpAdapter","DSLocalStorageAdapter","DSUtils","DSErrors",function(c,d,e,f,g,h,i){var j,k=a("./sync_methods"),l=a("./async_methods");try{j=angular.injector(["angular-data.DSCacheFactory"]).get("DSCacheFactory")}catch(m){d.debug("DSCacheFactory is unavailable. Resorting to the lesser capabilities of $cacheFactory."),j=angular.injector(["ng"]).get("$cacheFactory")}var n={emit:function(a,b){var d=Array.prototype.slice.call(arguments,2);d.unshift(a.name),d.unshift("DS."+b),a.emit.apply(a,d),"broadcast"===a.events?c.$broadcast.apply(c,d):"emit"===a.events&&c.$emit.apply(c,d)},$rootScope:c,$log:d,$q:e,cacheFactory:j,defaults:b,store:{},definitions:{},adapters:{DSHttpAdapter:f,DSLocalStorageAdapter:g},errors:i,utils:h};return h.deepFreeze(k),h.deepFreeze(l),h.deepMixIn(n,k),h.deepMixIn(n,l),h.deepFreeze(n.errors),h.deepFreeze(n.utils),f.DS=n,g.DS=n,("function"!=typeof Object.observe||"function"!=typeof Array.observe)&&c.$watch(function(){h.observe.Platform.performMicrotaskCheckpoint()}),n}]}e.prototype.idAttribute="id",e.prototype.defaultAdapter="DSHttpAdapter",e.prototype.defaultFilter=function(a,b,c,e){var f=this,g=f.utils,h=a,i=null,j={skip:"",offset:"",where:"",limit:"",orderBy:"",sort:""};c=c||{},i=g.isObject(c.where)?c.where:{},e.allowSimpleWhere&&g.forEach(c,function(a,b){b in j||b in i||(i[b]={"==":a})}),g.isEmpty(i)&&(i=null),i&&(h=g.filter(h,function(a){var b=!0,c=!0;return g.forEach(i,function(d,e){g.isString(d)?d={"===":d}:(g.isNumber(d)||g.isBoolean(d))&&(d={"==":d}),g.isObject(d)&&g.forEach(d,function(d,f){var h,i="|"===f[0],j=a[e];f=i?f.substr(1):f,"=="===f?h=j==d:"==="===f?h=j===d:"!="===f?h=j!=d:"!=="===f?h=j!==d:">"===f?h=j>d:">="===f?h=j>=d:"<"===f?h=d>j:"<="===f?h=d>=j:"in"===f?h=g.isString(d)?-1!==d.indexOf(j):g.contains(d,j):"notIn"===f?h=g.isString(d)?-1===d.indexOf(j):!g.contains(d,j):"contains"===f?h=g.isString(d)?-1!==(j||"").indexOf(d):g.contains(j,d):"notContains"===f&&(h=g.isString(d)?-1===(j||"").indexOf(d):!g.contains(j,d)),void 0!==h&&(c=b?h:i?c||h:c&&h),b=!1})}),c}));var k=null;if(g.isString(c.orderBy)?k=[[c.orderBy,"ASC"]]:g.isArray(c.orderBy)&&(k=c.orderBy),!k&&g.isString(c.sort)?k=[[c.sort,"ASC"]]:!k&&g.isArray(c.sort)&&(k=c.sort),k){var l=0;angular.forEach(k,function(a,b){if(g.isString(a))k[b]=[a,"ASC"];else if(!g.isArray(a))throw new f.errors.IllegalArgumentError("DS.filter(resourceName[, params][, options]): "+JSON.stringify(a)+": Must be a string or an array!",{params:{"orderBy[i]":{actual:typeof a,expected:"string|array"}}});h=g.sort(h,function(a,b){return d(g,k,l,a,b)})})}var m=angular.isNumber(c.limit)?c.limit:null,n=null;return angular.isNumber(c.skip)?n=c.skip:angular.isNumber(c.offset)&&(n=c.offset),m&&n?h=f.utils.slice(h,n,Math.min(h.length,n+m)):f.utils.isNumber(m)?h=f.utils.slice(h,0,Math.min(h.length,m)):f.utils.isNumber(n)&&(h=n<h.length?f.utils.slice(h,n):[]),h},e.prototype.baseUrl="",e.prototype.endpoint="",e.prototype.useClass=!0,e.prototype.keepChangeHistory=!1,e.prototype.resetHistoryOnInject=!0,e.prototype.eagerInject=!1,e.prototype.eagerEject=!1,e.prototype.notify=!0,e.prototype.cacheResponse=!0,e.prototype.upsert=!0,e.prototype.allowSimpleWhere=!0,e.prototype.ignoredChanges=[/\$/],e.prototype.beforeValidate=c,e.prototype.validate=c,e.prototype.afterValidate=c,e.prototype.beforeCreate=c,e.prototype.afterCreate=c,e.prototype.beforeUpdate=c,e.prototype.afterUpdate=c,e.prototype.beforeDestroy=c,e.prototype.afterDestroy=c,e.prototype.beforeInject=function(a,b){return b},e.prototype.afterInject=function(a,b){return b},e.prototype.serialize=function(a,b){return b},e.prototype.deserialize=function(a,b){return b&&b.data?b.data:b},e.prototype.events="broadcast",b.exports=f},{"./async_methods":58,"./sync_methods":79}],65:[function(a,b){function c(a){return"DS.bindAll(scope, expr, "+a+", params[, cb]): "}function d(a,b,d,e,f){var g=this,h=g.errors.IA;if(e=e||{},!g.utils.isObject(a))throw new h(c(d)+"scope: Must be an object!");if(!g.utils.isString(b))throw new h(c(d)+"expr: Must be a string!");if(!g.definitions[d])throw new g.errors.NER(c(d)+d);if(!g.utils.isObject(e))throw new h(c(d)+"params: Must be an object!");try{return a.$watch(function(){return g.lastModified(d)},function(){var c=g.filter(d,e);g.utils.set(a,b,c),f&&f(null,c)})}catch(i){if(!f)throw i;f(i)}}b.exports=d},{}],66:[function(a,b){function c(a){return"DS.bindOne(scope, expr, "+a+", id[, cb]): "}function d(a,b,d,e,f){var g=this,h=g.errors.IA;if(e=g.utils.resolveId(g.definitions[d],e),!g.utils.isObject(a))throw new h(c(d)+"scope: Must be an object!");if(!g.utils.isString(b))throw new h(c(d)+"expr: Must be a string!");if(!g.definitions[d])throw new g.errors.NER(c(d)+d);if(!g.utils.isString(e)&&!g.utils.isNumber(e))throw new h(c(d)+"id: Must be a string or a number!");try{return a.$watch(function(){return g.lastModified(d,e)},function(){var c=g.get(d,e);g.utils.set(a,b,c),f&&f(null,c)})}catch(i){if(!f)throw i;f(i)}}b.exports=d},{}],67:[function(a,b){function c(a){return"DS.changeHistory("+a+", id): "}function d(a,b){var d=this,e=d.utils,f=d.definitions[a],g=d.store[a];if(b=d.utils.resolveId(f,b),a&&!d.definitions[a])throw new d.errors.NER(c(a)+a);if(b&&!e.isString(b)&&!e.isNumber(b))throw new d.errors.IA(c(a)+"id: Must be a string or a number!");if(f.keepChangeHistory){if(!a)return g.changeHistory;var h=d.get(a,b);if(h)return g.changeHistories[b]}else d.$log.warn(c(a)+"changeHistory is disabled for this resource!")}b.exports=d},{}],68:[function(a,b){function c(a){return"DS.changes("+a+", id): "}function d(a,b,d){var e=this,f=e.utils,g=e.definitions[a];if(d=d||{},b=f.resolveId(e.definitions[a],b),!g)throw new e.errors.NER(c(a)+a);if(!f.isString(b)&&!f.isNumber(b))throw new e.errors.IA(c(a)+"id: Must be a string or a number!");if(!f.isObject(d))throw new e.errors.IA(c(a)+"options: Must be an object!");d=f._(g,d);var h=e.get(a,b);if(h){e.store[a].observers[b].deliver();var i=f.diffObjectFromOldObject(h,e.store[a].previousAttributes[b],f.deepEquals,d.ignoredChanges);return f.forEach(i,function(a,b){var c=[];f.forEach(a,function(a,b){angular.isFunction(a)||c.push(b)}),i[b]=f.pick(i[b],c)}),f.forEach(e.definitions[a].relationFields,function(a){delete i.added[a],delete i.removed[a],delete i.changed[a]}),i}}b.exports=d},{}],69:[function(a,b){function c(a){return"DS.compute("+a+", instance): "}function d(a,b){var c=this,d=[];angular.forEach(a.deps,function(a){d.push(c[a])}),this[b]=a[a.length-1].apply(this,d)}function e(a,b){var e=this,f=e.errors.IA,g=e.definitions[a];if(b=e.utils.resolveItem(e.store[a],b),!g)throw new e.errors.NER(c(a)+a);if(!e.utils.isObject(b)&&!e.utils.isString(b)&&!e.utils.isNumber(b))throw new f(c(a)+"instance: Must be an object, string or number!");return(e.utils.isString(b)||e.utils.isNumber(b))&&(b=e.get(a,b)),e.utils.forEach(g.computed,function(a,c){d.call(b,a,c)}),b}b.exports={compute:e,_compute:d}},{}],70:[function(a,b){function c(a){return"DS.createInstance("+a+"[, attrs][, options]): "}function d(a,b,d){var e=this,f=e.errors.IA,g=e.definitions[a];if(b=b||{},d=d||{},!g)throw new e.errors.NER(c(a)+a);if(b&&!e.utils.isObject(b))throw new f(c(a)+"attrs: Must be an object!");if(!e.utils.isObject(d))throw new f(c(a)+"options: Must be an object!");"useClass"in d||(d.useClass=g.useClass);var h;if(d.useClass){var i=g[g["class"]];h=new i}else h={};return e.utils.deepMixIn(h,b)}b.exports=d},{}],71:[function(require,module,exports){function Resource(a,b){a.deepMixIn(this,b),this.endpoint="endpoint"in b?b.endpoint:this.name}function defineResource(definition){var DS=this,DSUtils=DS.utils,definitions=DS.definitions,IA=DS.errors.IA;DSUtils.isString(definition)&&(definition=definition.replace(/\s/gi,""),definition={name:definition});var defName=definition?definition.name:void 0;if(!DSUtils.isObject(definition))throw new IA(errorPrefix+"definition: Must be an object!");if(!DSUtils.isString(defName))throw new IA(errorPrefix+"definition.name: Must be a string!");if(definition.idAttribute&&!DSUtils.isString(definition.idAttribute))throw new IA(errorPrefix+"definition.idAttribute: Must be a string!");if(definition.endpoint&&!DSUtils.isString(definition.endpoint))throw new IA(errorPrefix+"definition.endpoint: Must be a string!");if(DS.store[defName])throw new DS.errors.R(errorPrefix+defName+" is already registered!");try{Resource.prototype=DS.defaults,definitions[defName]=new Resource(DSUtils,definition);var def=definitions[defName];def.relations&&(def.relationList=[],def.relationFields=[],DSUtils.forEach(def.relations,function(a,b){DSUtils.forEach(a,function(c,d){DSUtils.isArray(c)||(a[d]=[c]),DSUtils.forEach(a[d],function(a){a.type=b,a.relation=d,a.name=def.name,def.relationList.push(a),def.relationFields.push(a.localField)})})}),def.relations.belongsTo&&DSUtils.forEach(def.relations.belongsTo,function(a,b){DSUtils.forEach(a,function(a){a.parent&&(def.parent=b,def.parentKey=a.localKey)})}),DSUtils.deepFreeze(def.relations),DSUtils.deepFreeze(def.relationList)),def.getEndpoint=function(a,b){b=DSUtils.deepMixIn({},b);var c,d,e=this.parent,f=this.parentKey,g=b.endpoint||this.endpoint;return delete b.endpoint,b=b||{},b.params=b.params||{},e&&f&&definitions[e]&&b.params[f]!==!1&&((DSUtils.isNumber(a)||DSUtils.isString(a))&&(c=DS.get(this.name,a)),DSUtils.isObject(a)&&f in a?(delete b.params[f],d=DSUtils.makePath(definitions[e].getEndpoint(a,b),a[f],g)):c&&f in c?(delete b.params[f],d=DSUtils.makePath(definitions[e].getEndpoint(a,b),c[f],g)):b&&b.params[f]&&(d=DSUtils.makePath(definitions[e].getEndpoint(a,b),b.params[f],g),delete b.params[f])),b.params[f]===!1&&delete b.params[f],d||g},def.filter&&(def.defaultFilter=def.filter,delete def.filter);var cache=DS.cacheFactory("DS."+def.name,{maxAge:def.maxAge||null,recycleFreq:def.recycleFreq||1e3,cacheFlushInterval:def.cacheFlushInterval||null,deleteOnExpire:def.deleteOnExpire||"none",onExpire:function(a){var b=DS.eject(def.name,a);DSUtils.isFunction(def.onExpire)&&def.onExpire(a,b)},capacity:Number.MAX_VALUE,storageMode:"memory",storageImpl:null,disabled:!1,storagePrefix:"DS."+def.name});def["class"]=DSUtils.pascalCase(defName);try{eval("function "+def["class"]+"() {}"),def[def["class"]]=eval(def["class"])}catch(e){def[def["class"]]=function(){}}return def.methods&&DSUtils.deepMixIn(def[def["class"]].prototype,def.methods),def.computed&&(DSUtils.forEach(def.computed,function(a,b){angular.isFunction(a)&&(def.computed[b]=[a],a=def.computed[b]),def.methods&&b in def.methods&&DS.$log.warn(errorPrefix+'Computed property "'+b+'" conflicts with previously defined prototype method!');var c;if(1===a.length){var d=a[0].toString().match(/function.*?\(([\s\S]*?)\)/);c=d[1].split(","),def.computed[b]=c.concat(a),a=def.computed[b],c.length&&DS.$log.warn(errorPrefix+"Use the computed property array syntax for compatibility with minified code!")}c=a.slice(0,a.length-1),angular.forEach(c,function(a,b){c[b]=a.trim()}),a.deps=DSUtils.filter(c,function(a){return!!a})}),def[def["class"]].prototype.DSCompute=function(){return DS.compute(def.name,this)}),DSUtils.forEach(instanceMethods,function(a){def[def["class"]].prototype["DS"+DSUtils.pascalCase(a)]=function(){var b=Array.prototype.slice.call(arguments);return b.unshift(this[def.idAttribute]),b.unshift(def.name),DS[a].apply(DS,b)}}),DS.store[def.name]={collection:[],completedQueries:{},pendingQueries:{},index:cache,modified:{},saved:{},previousAttributes:{},observers:{},changeHistories:{},changeHistory:[],collectionModified:0},angular.forEach(methodsToProxy,function(a){def[a]="bindOne"===a||"bindAll"===a?function(){var b=Array.prototype.slice.call(arguments);return b.splice(2,0,def.name),DS[a].apply(DS,b)}:function(){var b=Array.prototype.slice.call(arguments);return b.unshift(def.name),DS[a].apply(DS,b)}}),def.beforeValidate=DS.$q.promisify(def.beforeValidate),def.validate=DS.$q.promisify(def.validate),def.afterValidate=DS.$q.promisify(def.afterValidate),def.beforeCreate=DS.$q.promisify(def.beforeCreate),def.afterCreate=DS.$q.promisify(def.afterCreate),def.beforeUpdate=DS.$q.promisify(def.beforeUpdate),def.afterUpdate=DS.$q.promisify(def.afterUpdate),def.beforeDestroy=DS.$q.promisify(def.beforeDestroy),def.afterDestroy=DS.$q.promisify(def.afterDestroy),DSUtils.Events(def),def}catch(err){throw DS.$log.error(err),delete definitions[defName],delete DS.store[defName],err}}var errorPrefix="DS.defineResource(definition): ",instanceMethods=["save","update","destroy","refresh","loadRelations","changeHistory","changes","hasChanges","lastModified","lastSaved","link","linkInverse","previous","unlinkInverse"],methodsToProxy=["bindAll","bindOne","changes","changeHistory","create","createInstance","destroy","destroyAll","digest","eject","ejectAll","filter","find","findAll","get","getAll","hasChanges","inject","lastModified","lastSaved","link","linkAll","linkInverse","loadRelations","previous","refresh","save","update","updateAll"];module.exports=defineResource},{}],72:[function(a,b){function c(){var a=this;a.$rootScope.$$phase?a.utils.observe.Platform.performMicrotaskCheckpoint():a.$rootScope.$apply(function(){a.utils.observe.Platform.performMicrotaskCheckpoint()})}b.exports=c},{}],73:[function(a,b){function c(a,b){return"DS.eject("+a+", "+b+"): "}function d(a,b,c,d){for(var e,f=this,g=!1,h=0;h<b.collection.length;h++)if(b.collection[h][a.idAttribute]==c){e=b.collection[h],g=!0;break}return g?(this.unlinkInverse(a.name,c),b.collection.splice(h,1),b.observers[c].close(),delete b.observers[c],b.index.remove(c),delete b.previousAttributes[c],delete b.completedQueries[c],delete b.pendingQueries[c],f.utils.forEach(b.changeHistories[c],function(a){f.utils.remove(b.changeHistory,a)}),delete b.changeHistories[c],delete b.modified[c],delete b.saved[c],b.collectionModified=this.utils.updateTimestamp(b.collectionModified),d.notify&&this.emit(a,"eject",e),e):void 0}function e(a,b,e){var f=this,g=f.definitions[a];if(e=e||{},b=f.utils.resolveId(g,b),!g)throw new f.errors.NER(c(a,b)+a);if(!f.utils.isString(b)&&!f.utils.isNumber(b))throw new f.errors.IA(c(a,b)+"id: Must be a string or a number!");var h,i=f.store[a];return"notify"in e||(e.notify=g.notify),f.$rootScope.$$phase?h=d.call(f,g,i,b,e):f.$rootScope.$apply(function(){h=d.call(f,g,i,b,e)}),h}b.exports=e},{}],74:[function(a,b){function c(a){return"DS.ejectAll("+a+"[, params]): "}function d(a,b,c,d){var e=this,f=e.utils.toJson(c),g=e.filter(a.name,c),h=e.utils.toLookup(g,a.idAttribute);return angular.forEach(h,function(b,c){e.eject(a.name,c)}),delete b.completedQueries[f],b.collectionModified=e.utils.updateTimestamp(b.collectionModified),d.notify&&e.emit(a,"eject",g),g}function e(a,b,e){var f=this,g=f.definitions[a];if(b=b||{},e=e||{},!g)throw new f.errors.NER(c(a)+a);if(!f.utils.isObject(b))throw new f.errors.IA(c(a)+"params: Must be an object!");var h,i=f.store[a];return f.utils.isEmpty(b)&&(i.completedQueries={}),"notify"in e||(e.notify=g.notify),f.$rootScope.$$phase?h=d.call(f,g,i,b,e):f.$rootScope.$apply(function(){h=d.call(f,g,i,b,e)}),h}b.exports=e},{}],75:[function(a,b){function c(a){return"DS.filter("+a+"[, params][, options]): "}function d(a,b,d){var e=this,f=e.errors.IA,g=e.definitions[a];if(d=d||{},!g)throw new e.errors.NER(c(a)+a);if(b&&!e.utils.isObject(b))throw new f(c(a)+"params: Must be an object!");if(!e.utils.isObject(d))throw new f(c(a)+"options: Must be an object!");var h=e.store[a];b=b||{},d.allowSimpleWhere="allowSimpleWhere"in d?!!d.allowSimpleWhere:!0;var i=e.utils.toJson(b);return i in h.completedQueries||!d.loadFromServer||h.pendingQueries[i]||e.findAll(a,b,d),g.defaultFilter.call(e,h.collection,a,b,d)}b.exports=d},{}],76:[function(a,b){function c(a,b){return"DS.get("+a+", "+b+"): "}function d(a,b,d){var e=this,f=e.errors.IA;if(d=d||{},!e.definitions[a])throw new e.errors.NER(c(a,b)+a);if(!e.utils.isString(b)&&!e.utils.isNumber(b))throw new f(c(a,b)+"id: Must be a string or a number!");if(!e.utils.isObject(d))throw new f(c(a,b)+"options: Must be an object!");var g=e.store[a].index.get(b);return!g&&d.loadFromServer&&e.find(a,b,d).then(null,function(a){return e.$q.reject(a)}),g}b.exports=d},{}],77:[function(a,b){function c(a){return"DS.getAll("+a+"[, ids]): "}function d(a,b){var d=this,e=d.errors.IA,f=d.store[a],g=[];if(!d.definitions[a])throw new d.errors.NER(c(a)+a);if(b&&!d.utils.isArray(b))throw new e(c(a,b)+"ids: Must be an array!");if(d.utils.isArray(b))for(var h=0;h<b.length;h++)f.index.get(b[h])&&g.push(f.index.get(b[h]));else g=f.collection.slice();return g}b.exports=d},{}],78:[function(a,b){function c(a,b){return"DS.hasChanges("+a+", "+b+"): "}function d(a,b){return!(a.isEmpty(b.added)&&a.isEmpty(b.removed)&&a.isEmpty(b.changed))}function e(a,b){var e=this;if(b=e.utils.resolveId(e.definitions[a],b),!e.definitions[a])throw new e.errors.NER(c(a,b)+a);if(!e.utils.isString(b)&&!e.utils.isNumber(b))throw new e.errors.IA(c(a,b)+"id: Must be a string or a number!");return e.get(a,b)?d(e.utils,e.changes(a,b)):!1}b.exports=e},{}],79:[function(a,b){b.exports={bindOne:a("./bindOne"),bindAll:a("./bindAll"),changes:a("./changes"),changeHistory:a("./changeHistory"),compute:a("./compute").compute,createInstance:a("./createInstance"),defineResource:a("./defineResource"),digest:a("./digest"),eject:a("./eject"),ejectAll:a("./ejectAll"),filter:a("./filter"),get:a("./get"),getAll:a("./getAll"),hasChanges:a("./hasChanges"),inject:a("./inject"),lastModified:a("./lastModified"),lastSaved:a("./lastSaved"),link:a("./link"),linkAll:a("./linkAll"),linkInverse:a("./linkInverse"),previous:a("./previous"),unlinkInverse:a("./unlinkInverse")}},{"./bindAll":65,"./bindOne":66,"./changeHistory":67,"./changes":68,"./compute":69,"./createInstance":70,"./defineResource":71,"./digest":72,"./eject":73,"./ejectAll":74,"./filter":75,"./get":76,"./getAll":77,"./hasChanges":78,"./inject":80,"./lastModified":81,"./lastSaved":82,"./link":83,"./linkAll":84,"./linkInverse":85,"./previous":86,"./unlinkInverse":87}],80:[function(a,b){function c(a){return"DS.inject("+a+", attrs[, options]): "}function d(a,b,e,f){function h(c,d,e,f,h){var i,m=this,n=f&&f(a.idAttribute)?f(a.idAttribute):m[a.idAttribute];if(k.forEach(a.relationFields,function(a){delete c[a],delete d[a],delete e[a]}),(!k.isEmpty(c)||!k.isEmpty(d)||!k.isEmpty(e)||h)&&(i=j.get(a.name,n),b.modified[n]=k.updateTimestamp(b.modified[n]),b.collectionModified=k.updateTimestamp(b.collectionModified),a.keepChangeHistory)){var o={resourceName:a.name,target:i,added:c,removed:d,changed:e,timestamp:b.modified[n]};b.changeHistories[n].push(o),b.changeHistory.push(o)}a.computed&&(i=i||j.get(a.name,n),k.forEach(a.computed,function(a,b){var f=!1;angular.forEach(a.deps,function(a){(a in c||a in d||a in e||!(b in i))&&(f=!0)}),f=f||!a.deps.length,f&&g.call(i,a,b)})),a.relations&&(i=i||j.get(a.name,n),k.forEach(a.relationList,function(b){i[b.localField]&&(b.localKey in c||b.localKey in d||b.localKey in e)&&j.link(a.name,i[a.idAttribute],[b.relation])})),a.idAttribute in e&&l.error("Doh! You just changed the primary key of an object! I don't know how to handle this yet, so your data for the \""+a.name+'" resource is now in an undefined (probably broken) state.')}var i,j=this,k=j.utils,l=j.$log;if(k.isArray(e)){i=[];for(var m=0;m<e.length;m++)i.push(d.call(j,a,b,e[m],f))}else{var n=a.computed,o=a.idAttribute;if(n&&n[o]){var p=[];angular.forEach(n[o].deps,function(a){p.push(e[a])}),e[o]=n[o][n[o].length-1].apply(e,p)}if(!(o in e)){var q=new j.errors.R(c(a.name)+"attrs: Must contain the property specified by `idAttribute`!");throw l.error(q),q}try{k.forEach(a.relationList,function(b){var d=b.relation,g=j.definitions[d],h=e[b.localField];if(h){if(!g)throw new j.errors.R(a.name+"relation is defined but the resource is not!");if(k.isArray(h)){var i=[];k.forEach(h,function(h){if(h!==j.store[d][h[g.idAttribute]])try{var k=j.inject(d,h,f);b.foreignKey&&(k[b.foreignKey]=e[a.idAttribute]),i.push(k)}catch(l){j.$log.error(c(a.name)+"Failed to inject "+b.type+' relation: "'+d+'"!',l)}}),e[b.localField]=i}else if(h!==j.store[d][h[g.idAttribute]])try{e[b.localField]=j.inject(d,e[b.localField],f),b.foreignKey&&(e[b.localField][b.foreignKey]=e[a.idAttribute])}catch(l){j.$log.error(c(a.name)+"Failed to inject "+b.type+' relation: "'+d+'"!',l)}}}),a.beforeInject(a.name,e);var r=e[o],s=j.get(a.name,r),t=s?b.modified[r]:0;s?(k.deepMixIn(s,e),a.resetHistoryOnInject&&(b.previousAttributes[r]=k.copy(e),b.changeHistories[r].length&&(k.forEach(b.changeHistories[r],function(a){k.remove(b.changeHistory,a)}),b.changeHistories[r].splice(0,b.changeHistories[r].length))),"function"==typeof b.index.touch?b.index.touch(r):b.index.put(r,b.index.get(r)),b.observers[r].deliver()):(s=f.useClass?e instanceof a[a["class"]]?e:new a[a["class"]]:{},b.previousAttributes[r]=k.copy(e),k.deepMixIn(s,e),b.collection.push(s),b.changeHistories[r]=[],b.observers[r]=new k.observe.ObjectObserver(s),b.observers[r].open(h,s),b.index.put(r,s),h.call(s,{},{},{},null,!0)),b.saved[r]=k.updateTimestamp(b.saved[r]),b.modified[r]=t&&b.modified[r]===t?k.updateTimestamp(b.modified[r]):b.modified[r],a.afterInject(a.name,s),i=s}catch(u){l.error(u),l.error("inject failed!",a.name,e)}}return i}function e(a,b,c){var d=this;d.utils.forEach(a.relationList,function(e){c.findBelongsTo&&"belongsTo"===e.type&&b[a.idAttribute]?d.link(a.name,b[a.idAttribute],[e.relation]):(c.findHasMany&&"hasMany"===e.type||c.findHasOne&&"hasOne"===e.type)&&d.link(a.name,b[a.idAttribute],[e.relation])})}function f(a,b,f){var g=this,h=g.errors.IA,i=g.definitions[a];if(f=f||{},!i)throw new g.errors.NER(c(a)+a);if(!g.utils.isObject(b)&&!g.utils.isArray(b))throw new h(c(a)+"attrs: Must be an object or an array!");if(!g.utils.isObject(f))throw new h(c(a)+"options: Must be an object!");var j,k=g.store[a];return"useClass"in f||(f.useClass=i.useClass),"notify"in f||(f.notify=i.notify),g.$rootScope.$$phase?(j=d.call(g,i,k,b,f),k.collectionModified=g.utils.updateTimestamp(k.collectionModified)):g.$rootScope.$apply(function(){j=d.call(g,i,k,b,f),k.collectionModified=g.utils.updateTimestamp(k.collectionModified)}),f.linkInverse&&"boolean"==typeof f.linkInverse&&(g.utils.isArray(j)?j.length&&g.linkInverse(i.name,j[0][i.idAttribute]):g.linkInverse(i.name,j[i.idAttribute])),g.utils.isArray(j)?g.utils.forEach(j,function(a){e.call(g,i,a,f)}):e.call(g,i,j,f),f.notify&&g.emit(i,"inject",j),j}var g=a("./compute")._compute;b.exports=f},{"./compute":69}],81:[function(a,b){function c(a,b){return"DS.lastModified("+a+"[, "+b+"]): "}function d(a,b){var d=this,e=d.store[a];if(b=d.utils.resolveId(d.definitions[a],b),!d.definitions[a])throw new d.errors.NER(c(a,b)+a);if(b&&!d.utils.isString(b)&&!d.utils.isNumber(b))throw new d.errors.IA(c(a,b)+"id: Must be a string or a number!");return b?(b in e.modified||(e.modified[b]=0),e.modified[b]):e.collectionModified}b.exports=d},{}],82:[function(a,b){function c(a,b){return"DS.lastSaved("+a+"[, "+b+"]): "}function d(a,b){var d=this,e=d.store[a];if(b=d.utils.resolveId(d.definitions[a],b),!d.definitions[a])throw new d.errors.NER(c(a,b)+a);if(!d.utils.isString(b)&&!d.utils.isNumber(b))throw new d.errors.IA(c(a,b)+"id: Must be a string or a number!");return b in e.saved||(e.saved[b]=0),e.saved[b]}b.exports=d},{}],83:[function(a,b){function c(a){return"DS.link("+a+", id[, relations]): "}function d(a,b,c){var d=this;d.utils.forEach(a.relationList,function(e){var f=e.relation;if(!c.length||d.utils.contains(c,f)){var g={};if("belongsTo"===e.type){var h=b[e.localKey]?d.get(f,b[e.localKey]):null;h&&(b[e.localField]=h)}else if("hasMany"===e.type)g[e.foreignKey]=b[a.idAttribute],b[e.localField]=d.defaults.constructor.prototype.defaultFilter.call(d,d.store[f].collection,f,g,{allowSimpleWhere:!0});else if("hasOne"===e.type){g[e.foreignKey]=b[a.idAttribute];var i=d.defaults.constructor.prototype.defaultFilter.call(d,d.store[f].collection,f,g,{allowSimpleWhere:!0});i.length&&(b[e.localField]=i[0])}}})}function e(a,b,e){var f=this,g=f.errors.IA,h=f.definitions[a];if(e=e||[],b=f.utils.resolveId(h,b),!h)throw new f.errors.NER(c(a)+a);if(!f.utils.isString(b)&&!f.utils.isNumber(b))throw new g(c(a)+"id: Must be a string or a number!");if(!f.utils.isArray(e))throw new g(c(a)+"relations: Must be an array!");var i=f.get(a,b);return i&&(f.$rootScope.$$phase?d.call(f,h,i,e):f.$rootScope.$apply(function(){d.call(f,h,i,e)})),i}b.exports=e},{}],84:[function(a,b){function c(a){return"DS.linkAll("+a+"[, params][, relations]): "}function d(a,b,c){var d=this;d.utils.forEach(a.relationList,function(e){var f=e.relation;(!c.length||d.utils.contains(c,f))&&("belongsTo"===e.type?d.utils.forEach(b,function(a){var b=a[e.localKey]?d.get(f,a[e.localKey]):null;b&&(a[e.localField]=b)}):"hasMany"===e.type?d.utils.forEach(b,function(b){var c={};c[e.foreignKey]=b[a.idAttribute],b[e.localField]=d.defaults.constructor.prototype.defaultFilter.call(d,d.store[f].collection,f,c,{allowSimpleWhere:!0})}):"hasOne"===e.type&&d.utils.forEach(b,function(b){var c={};c[e.foreignKey]=b[a.idAttribute];var g=d.defaults.constructor.prototype.defaultFilter.call(d,d.store[f].collection,f,c,{allowSimpleWhere:!0});g.length&&(b[e.localField]=g[0])}))})}function e(a,b,e){var f=this,g=f.errors.IA,h=f.definitions[a];if(e=e||[],!h)throw new f.errors.NER(c(a)+a);if(b&&!f.utils.isObject(b))throw new g(c(a)+"params: Must be an object!");if(!f.utils.isArray(e))throw new g(c(a)+"relations: Must be an array!");var i=f.filter(a,b);return i&&(f.$rootScope.$$phase?d.call(f,h,i,e):f.$rootScope.$apply(function(){d.call(f,h,i,e)})),i}b.exports=e},{}],85:[function(a,b){function c(a){return"DS.linkInverse("+a+", id[, relations]): "}function d(a,b){var c=this;c.utils.forEach(c.definitions,function(d){c.utils.forEach(d.relations,function(e){c.utils.forEach(e,function(e,f){(!b.length||c.utils.contains(b,d.name))&&a.name===f&&c.linkAll(d.name,{},[a.name])})})})}function e(a,b,e){var f=this,g=f.errors.IA,h=f.definitions[a];if(e=e||[],b=f.utils.resolveId(h,b),!h)throw new f.errors.NER(c(a)+a);if(!f.utils.isString(b)&&!f.utils.isNumber(b))throw new g(c(a)+"id: Must be a string or a number!");if(!f.utils.isArray(e))throw new g(c(a)+"relations: Must be an array!");var i=f.get(a,b);return i&&(f.$rootScope.$$phase?d.call(f,h,e):f.$rootScope.$apply(function(){d.call(f,h,e)})),i}b.exports=e},{}],86:[function(a,b){function c(a,b){return"DS.previous("+a+"[, "+b+"]): "}function d(a,b){var d=this;if(b=d.utils.resolveId(d.definitions[a],b),!d.definitions[a])throw new d.errors.NER(c(a,b)+a);if(!d.utils.isString(b)&&!d.utils.isNumber(b))throw new d.errors.IA(c(a,b)+"id: Must be a string or a number!");return angular.copy(d.store[a].previousAttributes[b])}b.exports=d},{}],87:[function(a,b){function c(a){return"DS.unlinkInverse("+a+", id[, relations]): "}function d(a,b){var c=this;c.utils.forEach(c.definitions,function(d){c.utils.forEach(d.relations,function(d){c.utils.forEach(d,function(d,e){a.name===e&&c.utils.forEach(d,function(a){c.utils.forEach(c.store[a.name].collection,function(d){if("hasMany"===a.type&&d[a.localField]){var e;c.utils.forEach(d[a.localField],function(a,c){a===b&&(e=c)}),void 0!==e&&d[a.localField].splice(e,1)}else d[a.localField]===b&&delete d[a.localField]})})})})})}function e(a,b,e){var f=this,g=f.errors.IA,h=f.definitions[a];if(e=e||[],b=f.utils.resolveId(h,b),!h)throw new f.errors.NER(c(a)+a);if(!f.utils.isString(b)&&!f.utils.isNumber(b))throw new g(c(a)+"id: Must be a string or a number!");if(!f.utils.isArray(e))throw new g(c(a)+"relations: Must be an array!");var i=f.get(a,b);return i&&(f.$rootScope.$$phase?d.call(f,h,i,e):f.$rootScope.$apply(function(){d.call(f,h,i,e)})),i}b.exports=e},{}],88:[function(a,b){function c(a){Error.call(this),"function"==typeof Error.captureStackTrace&&Error.captureStackTrace(this,this.constructor),this.type=this.constructor.name,this.message=a||"Illegal Argument!"}function d(a){Error.call(this),"function"==typeof Error.captureStackTrace&&Error.captureStackTrace(this,this.constructor),this.type=this.constructor.name,this.message=a||"RuntimeError Error!"}function e(a){Error.call(this),"function"==typeof Error.captureStackTrace&&Error.captureStackTrace(this,this.constructor),this.type=this.constructor.name,this.message=(a||"")+" is not a registered resource!"}c.prototype=new Error,c.prototype.constructor=c,d.prototype=new Error,d.prototype.constructor=d,e.prototype=new Error,e.prototype.constructor=e,b.exports=[function(){return{IllegalArgumentError:c,IA:c,RuntimeError:d,R:d,NonexistentResourceError:e,NER:e}}]},{}],89:[function(a){!function(b,c){"use strict";c.module("angular-data.DS",["ng"]).factory("DSUtils",a("./utils")).factory("DSErrors",a("./errors")).provider("DSHttpAdapter",a("./adapters/http")).provider("DSLocalStorageAdapter",a("./adapters/localStorage")).provider("DS",a("./datastore")).config(["$provide",function(a){a.decorator("$q",["$delegate",function(a){return a.promisify=function(a,b){if(a){if("function"!=typeof a)throw new Error("Can only promisify functions!");var c=this;return function(){var d=c.defer(),e=Array.prototype.slice.apply(arguments);e.push(function(a,b){a?d.reject(a):d.resolve(b)});try{var f=a.apply(b||this,e);f&&f.then&&f.then(d.resolve,d.reject)}catch(g){d.reject(g)}return d.promise}}},a}])}])}(window,window.angular)},{"./adapters/http":51,"./adapters/localStorage":52,"./datastore":64,"./errors":88,"./utils":90}],90:[function(a,b){function c(a){var b={};a=a||this,a.on=function(a,c,d){b[a]=b[a]||[],b[a].push({f:c,c:d})},a.off=function(a,c){var d=b[a];if(d)if(c){for(var e=0;e<d.length;e++)if(d[e]===c){d.splice(e,1);break}}else d.splice(0,d.length);else b={}},a.emit=function(){var a=Array.prototype.slice.call(arguments),c=b[a.shift()]||[];if(c)for(var d=0;d<c.length;d++)c[d].f.apply(c[d].c,a)
+}}var d=a("./errors"),e=["beforeValidate","validate","afterValidate","beforeCreate","afterCreate","beforeUpdate","afterUpdate","beforeDestroy","afterDestroy"],f=angular.equals,g=a("../lib/observe-js/observe-js");g.setEqualityFn(f),b.exports=["$q",function(b){return{isBoolean:a("mout/lang/isBoolean"),isString:angular.isString,isArray:angular.isArray,isObject:angular.isObject,isNumber:angular.isNumber,isFunction:angular.isFunction,isEmpty:a("mout/lang/isEmpty"),toJson:JSON.stringify,fromJson:angular.fromJson,makePath:a("mout/string/makePath"),upperCase:a("mout/string/upperCase"),pascalCase:a("mout/string/pascalCase"),deepMixIn:a("mout/object/deepMixIn"),deepEquals:f,mixIn:a("mout/object/mixIn"),forEach:angular.forEach,pick:a("mout/object/pick"),set:a("mout/object/set"),merge:a("mout/object/merge"),contains:a("mout/array/contains"),filter:a("mout/array/filter"),toLookup:a("mout/array/toLookup"),remove:a("mout/array/remove"),slice:a("mout/array/slice"),sort:a("mout/array/sort"),guid:a("mout/random/guid"),copy:angular.copy,keys:a("mout/object/keys"),observe:g,_:function(a,c){var f=this;if(c=c||{},c&&c.constructor===a.constructor)return c;if(!f.isObject(c))throw new d.IA('"options" must be an object!');f.forEach(e,function(a){"function"==typeof c[a]&&(c[a]=b.promisify(c[a]))});var g=function(a){f.mixIn(this,a)};return g.prototype=a,new g(c)},resolveItem:function(a,b){return a&&(this.isString(b)||this.isNumber(b))?a.index[b]||b:b},resolveId:function(a,b){return this.isString(b)||this.isNumber(b)?b:b&&a?b[a.idAttribute]||b:b},updateTimestamp:function(a){var b="function"==typeof Date.now?Date.now():(new Date).getTime();return a&&a>=b?a+1:b},deepFreeze:function h(a){if("function"==typeof Object.freeze){var b,c;Object.freeze(a);for(c in a)b=a[c],a.hasOwnProperty(c)&&"object"==typeof b&&!Object.isFrozen(b)&&h(b)}},diffObjectFromOldObject:g.diffObjectFromOldObject,Events:c}}]},{"../lib/observe-js/observe-js":1,"./errors":88,"mout/array/contains":2,"mout/array/filter":3,"mout/array/remove":7,"mout/array/slice":8,"mout/array/sort":9,"mout/array/toLookup":10,"mout/lang/isBoolean":17,"mout/lang/isEmpty":18,"mout/object/deepMixIn":28,"mout/object/keys":32,"mout/object/merge":33,"mout/object/mixIn":34,"mout/object/pick":36,"mout/object/set":37,"mout/random/guid":39,"mout/string/makePath":46,"mout/string/pascalCase":47,"mout/string/upperCase":50}]},{},[89]);
\ No newline at end of file
diff --git a/guide/nav.html b/guide/nav.html
index 02ad652..ba87f3b 100644
--- a/guide/nav.html
+++ b/guide/nav.html
@@ -82,7 +82,7 @@
                         <i class="icon-wrench icon-white"></i> API <b class="caret"></b>
                     </a>
                     <ul class="dropdown-menu">
-                        <li class="nav-header">Angular-data - 1.4.2</li>
+                        <li class="nav-header">Angular-data - 1.5.3</li>
                         <li>
                             <a href="/documentation/api/angular-data/angular-data">Overview</a>
                         </li>
@@ -107,7 +107,7 @@
                             <a href="/documentation/api/angular-data-mocks/DSHttpAdapter">DSHttpAdapter</a>
                         </li>
                         <li class="divider"></li>
-                        <li class="nav-header">Angular-cache - 3.2.1</li>
+                        <li class="nav-header">Angular-cache - 3.2.2</li>
                         <li>
                             <a href="/documentation/api/angular-cache/angular-cache">Overview</a>
                         </li>
diff --git a/lib/observe-js/observe-js.js b/lib/observe-js/observe-js.js
index 4de2906..3c833ad 100644
--- a/lib/observe-js/observe-js.js
+++ b/lib/observe-js/observe-js.js
@@ -17,6 +17,10 @@
 //
 // Summary of modifications:
 // Fixed use of "delete" keyword for IE8 compatibility
+// Exposed diffObjectFromOldObject on the exported object
+// Added the "equals" argument to diffObjectFromOldObject to be used to check equality
+// Added a way to to define a default equality operator for diffObjectFromOldObject
+// Added a way in diffObjectFromOldObject to ignore changes to certain properties
 // Removed all code related to:
 // - ArrayObserver
 // - ArraySplice
@@ -27,6 +31,12 @@
 (function(global) {
   'use strict';
 
+  var equalityFn = function (a, b) {
+    return a === b;
+  };
+
+  var blacklist = [];
+
   // Detect and do basic sanity checking on Object/Array.observe.
   function detectObjectObserve() {
     if (typeof Object.observe !== 'function' ||
@@ -126,7 +136,20 @@
            objectIsEmpty(diff.changed);
   }
 
-  function diffObjectFromOldObject(object, oldObject) {
+  function isBlacklisted(prop, bl) {
+    if (!bl || !bl.length) {
+      return false;
+    }
+    var matches;
+    for (var i = 0; i < bl.length; i++) {
+      if ((Object.prototype.toString.call(bl[i]) === '[object RegExp]' && bl[i].test(prop)) || bl[i] === prop) {
+        return matches = prop;
+      }
+    }
+    return !!matches;
+  }
+
+  function diffObjectFromOldObject(object, oldObject, equals, bl) {
     var added = {};
     var removed = {};
     var changed = {};
@@ -134,7 +157,10 @@
     for (var prop in oldObject) {
       var newValue = object[prop];
 
-      if (newValue !== undefined && newValue === oldObject[prop])
+      if (isBlacklisted(prop, bl))
+        continue;
+
+      if (newValue !== undefined && (equals ? equals(newValue, oldObject[prop]) : newValue === oldObject[prop]))
         continue;
 
       if (!(prop in object)) {
@@ -142,7 +168,7 @@
         continue;
       }
 
-      if (newValue !== oldObject[prop])
+      if (equals ? !equals(newValue, oldObject[prop]) : newValue !== oldObject[prop])
         changed[prop] = newValue;
     }
 
@@ -150,6 +176,9 @@
       if (prop in oldObject)
         continue;
 
+      if (isBlacklisted(prop, bl))
+        continue;
+
       added[prop] = object[prop];
     }
 
@@ -459,7 +488,7 @@
                                            oldValues);
       } else {
         oldValues = this.oldObject_;
-        diff = diffObjectFromOldObject(this.value_, this.oldObject_);
+        diff = diffObjectFromOldObject(this.value_, this.oldObject_, equalityFn, blacklist);
       }
 
       if (diffIsEmpty(diff))
@@ -577,6 +606,13 @@
   }
 
   global.Observer = Observer;
+  global.diffObjectFromOldObject = diffObjectFromOldObject;
+  global.setEqualityFn = function (fn) {
+    equalityFn = fn;
+  };
+  global.setBlacklist = function (bl) {
+    blacklist = bl;
+  };
   global.Observer.runEOM_ = runEOM;
   global.Observer.observerSentinel_ = observerSentinel; // for testing.
   global.Observer.hasObjectObserve = hasObserve;
diff --git a/package.json b/package.json
index 54fb05a..970bc0a 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "angular-data",
   "description": "Data store for Angular.js.",
-  "version": "1.4.2",
+  "version": "1.5.3",
   "homepage": "http://angular-data.pseudobry.com",
   "repository": {
     "type": "git",
@@ -12,6 +12,7 @@
     "url": "http://www.pseudobry.com",
     "email": "jason.dobry@gmail.com"
   },
+  "main": "dist/angular-data.js",
   "licenses": [
     {
       "type": "MIT",
@@ -20,7 +21,7 @@
   ],
   "devDependencies": {
     "grunt": "0.4.5",
-    "grunt-browserify": "3.2.0",
+    "grunt-browserify": "3.2.1",
     "grunt-contrib-clean": "0.6.0",
     "grunt-contrib-concat": "0.5.0",
     "grunt-contrib-copy": "0.7.0",
@@ -29,17 +30,17 @@
     "grunt-contrib-watch": "0.6.1",
     "grunt-docular": "0.1.4",
     "grunt-karma": "0.9.0",
-    "grunt-karma-coveralls": "2.5.2",
+    "grunt-karma-coveralls": "2.5.3",
     "jit-grunt": "0.9.0",
-    "karma": "0.12.24",
+    "karma": "0.12.28",
     "karma-chai": "0.1.0",
-    "karma-chrome-launcher": "0.1.5",
-    "karma-coverage": "0.2.6",
+    "karma-chrome-launcher": "0.1.6",
+    "karma-coverage": "0.2.7",
     "karma-firefox-launcher": "0.1.3",
     "karma-mocha": "0.1.9",
     "karma-phantomjs-launcher": "0.1.4",
     "karma-script-launcher": "0.1.0",
-    "karma-sinon": "1.0.3",
+    "karma-sinon": "1.0.4",
     "karma-spec-reporter": "0.0.13",
     "time-grunt": "1.0.0"
   },
@@ -47,6 +48,6 @@
     "test": "grunt test"
   },
   "dependencies": {
-    "mout": "0.10.0"
+    "mout": "0.11.0"
   }
 }
diff --git a/src/adapters/http.js b/src/adapters/http.js
index 34a7b62..8686fd8 100644
--- a/src/adapters/http.js
+++ b/src/adapters/http.js
@@ -69,6 +69,36 @@ function DSHttpAdapterProvider() {
 
   this.$get = ['$http', '$log', 'DSUtils', function ($http, $log, DSUtils) {
 
+    /**
+     * @doc method
+     * @id DSHttpAdapter.methods:getPath
+     * @name getPath
+     * @description
+     * Return the path that would be used by this adapter for a given operation.
+     *
+     * ## Signature:
+     * ```js
+     * DSHttpAdapter.getPath(method, resourceConfig, id|attrs|params, options))
+     * ```
+     *
+     * @param {string} method The name of the method .
+     * @param {object} resourceConfig The object returned by DS.defineResource.
+     * @param {string|object} id|attrs|params The id, attrs, or params that you would pass into the method.
+     * @param {object} options Configuration options.
+     * @returns {string} The path.
+     */
+    function getPath(method, resourceConfig, id, options) {
+      options = options || {};
+      var args = [
+        options.baseUrl || resourceConfig.baseUrl,
+        resourceConfig.getEndpoint((DSUtils.isString(id) || DSUtils.isNumber(id) || method === 'create') ? id : null, options)
+      ];
+      if (method === 'find' || method === 'update' || method === 'destroy') {
+        args.push(id);
+      }
+      return DSUtils.makePath.apply(DSUtils, args);
+    }
+
     /**
      * @doc interface
      * @id DSHttpAdapter
@@ -87,6 +117,8 @@ function DSHttpAdapterProvider() {
        */
       defaults: defaults,
 
+      getPath: getPath,
+
       /**
        * @doc method
        * @id DSHttpAdapter.methods:HTTP
@@ -250,7 +282,7 @@ function DSHttpAdapterProvider() {
       find: function (resourceConfig, id, options) {
         options = options || {};
         return this.GET(
-          DSUtils.makePath(options.baseUrl || resourceConfig.baseUrl, resourceConfig.getEndpoint(id, options), id),
+          getPath('find', resourceConfig, id, options),
           options
         );
       },
@@ -287,7 +319,7 @@ function DSHttpAdapterProvider() {
           DSUtils.deepMixIn(options.params, params);
         }
         return this.GET(
-          DSUtils.makePath(options.baseUrl || resourceConfig.baseUrl, resourceConfig.getEndpoint(null, options)),
+          getPath('findAll', resourceConfig, params, options),
           options
         );
       },
@@ -319,7 +351,7 @@ function DSHttpAdapterProvider() {
       create: function (resourceConfig, attrs, options) {
         options = options || {};
         return this.POST(
-          DSUtils.makePath(options.baseUrl || resourceConfig.baseUrl, resourceConfig.getEndpoint(attrs, options)),
+          getPath('create', resourceConfig, attrs, options),
           attrs,
           options
         );
@@ -353,7 +385,7 @@ function DSHttpAdapterProvider() {
       update: function (resourceConfig, id, attrs, options) {
         options = options || {};
         return this.PUT(
-          DSUtils.makePath(options.baseUrl || resourceConfig.baseUrl, resourceConfig.getEndpoint(id, options), id),
+          getPath('update', resourceConfig, id, options),
           attrs,
           options
         );
@@ -392,7 +424,7 @@ function DSHttpAdapterProvider() {
           DSUtils.deepMixIn(options.params, params);
         }
         return this.PUT(
-          DSUtils.makePath(options.baseUrl || resourceConfig.baseUrl, resourceConfig.getEndpoint(null, options)),
+          getPath('updateAll', resourceConfig, attrs, options),
           attrs,
           options
         );
@@ -425,7 +457,7 @@ function DSHttpAdapterProvider() {
       destroy: function (resourceConfig, id, options) {
         options = options || {};
         return this.DEL(
-          DSUtils.makePath(options.baseUrl || resourceConfig.baseUrl, resourceConfig.getEndpoint(id, options), id),
+          getPath('destroy', resourceConfig, id, options),
           options
         );
       },
@@ -462,7 +494,7 @@ function DSHttpAdapterProvider() {
           DSUtils.deepMixIn(options.params, params);
         }
         return this.DEL(
-          DSUtils.makePath(options.baseUrl || resourceConfig.baseUrl, resourceConfig.getEndpoint(null, options)),
+          getPath('destroyAll', resourceConfig, params, options),
           options
         );
       }
diff --git a/src/adapters/localStorage.js b/src/adapters/localStorage.js
index d186aed..65cc94c 100644
--- a/src/adapters/localStorage.js
+++ b/src/adapters/localStorage.js
@@ -7,6 +7,36 @@ function DSLocalStorageAdapterProvider() {
 
   this.$get = ['$q', 'DSUtils', 'DSErrors', function ($q, DSUtils) {
 
+    /**
+     * @doc method
+     * @id DSLocalStorageAdapter.methods:getPath
+     * @name getPath
+     * @description
+     * Return the path that would be used by this adapter for a given operation.
+     *
+     * ## Signature:
+     * ```js
+     * DSLocalStorageAdapter.getPath(method, resourceConfig, id|attrs|params, options))
+     * ```
+     *
+     * @param {string} method The name of the method .
+     * @param {object} resourceConfig The object returned by DS.defineResource.
+     * @param {string|object} id|attrs|params The id, attrs, or params that you would pass into the method.
+     * @param {object} options Configuration options.
+     * @returns {string} The path.
+     */
+    function getPath(method, resourceConfig, id, options) {
+      options = options || {};
+      var args = [
+        options.baseUrl || resourceConfig.baseUrl,
+        resourceConfig.getEndpoint((DSUtils.isString(id) || DSUtils.isNumber(id) || method === 'create') ? id : null, options)
+      ];
+      if (method === 'find' || method === 'update' || method === 'destroy') {
+        args.push(id);
+      }
+      return DSUtils.makePath.apply(DSUtils, args);
+    }
+
     /**
      * @doc interface
      * @id DSLocalStorageAdapter
@@ -157,7 +187,7 @@ function DSLocalStorageAdapterProvider() {
        */
       find: function find(resourceConfig, id, options) {
         options = options || {};
-        return this.GET(DSUtils.makePath(options.baseUrl || resourceConfig.baseUrl, resourceConfig.endpoint, id)).then(function (item) {
+        return this.GET(getPath('find', resourceConfig, id, options)).then(function (item) {
           if (!item) {
             return $q.reject(new Error('Not Found!'));
           } else {
@@ -196,7 +226,7 @@ function DSLocalStorageAdapterProvider() {
         var items = [];
         var ids = DSUtils.keys(_this.getIds(resourceConfig.name, options));
         DSUtils.forEach(ids, function (id) {
-          var itemJson = localStorage.getItem(DSUtils.makePath(options.baseUrl || resourceConfig.baseUrl, resourceConfig.getEndpoint(id, options), id));
+          var itemJson = localStorage.getItem(getPath('find', resourceConfig, id, options));
           if (itemJson) {
             items.push(DSUtils.fromJson(itemJson));
           }
@@ -239,15 +269,19 @@ function DSLocalStorageAdapterProvider() {
        */
       create: function (resourceConfig, attrs, options) {
         var _this = this;
-        attrs[resourceConfig.idAttribute] = attrs[resourceConfig.idAttribute] || DSUtils.guid();
+        var id = attrs[resourceConfig.idAttribute];
         options = options || {};
-        return this.PUT(
-          DSUtils.makePath(options.baseUrl || resourceConfig.baseUrl, resourceConfig.getEndpoint(attrs, options), attrs[resourceConfig.idAttribute]),
-          attrs
-        ).then(function (item) {
-            _this.ensureId(item[resourceConfig.idAttribute], resourceConfig.name, options);
-            return item;
-          });
+        return _this.GET(getPath('find', resourceConfig, id, options)).then(function (item) {
+          if (item) {
+            DSUtils.deepMixIn(item, attrs);
+          } else {
+            attrs[resourceConfig.idAttribute] = id = id || DSUtils.guid();
+          }
+          return _this.PUT(getPath('update', resourceConfig, id, options), item || attrs);
+        }).then(function (item) {
+          _this.ensureId(item[resourceConfig.idAttribute], resourceConfig.name, options);
+          return item;
+        });
       },
 
       /**
@@ -285,9 +319,13 @@ function DSLocalStorageAdapterProvider() {
       update: function (resourceConfig, id, attrs, options) {
         options = options || {};
         var _this = this;
-        return _this.find(resourceConfig, id, options).then(function (item) {
+        return _this.GET(getPath('find', resourceConfig, id, options)).then(function (item) {
+          item = item || {};
           DSUtils.deepMixIn(item, attrs);
-          return _this.PUT(DSUtils.makePath(options.baseUrl || resourceConfig.baseUrl, resourceConfig.getEndpoint(id, options), id), item);
+          return _this.PUT(getPath('update', resourceConfig, id, options), item);
+        }).then(function (item) {
+          _this.ensureId(item[resourceConfig.idAttribute], resourceConfig.name, options);
+          return item;
         });
       },
 
@@ -356,7 +394,7 @@ function DSLocalStorageAdapterProvider() {
        */
       destroy: function (resourceConfig, id, options) {
         options = options || {};
-        return this.DEL(DSUtils.makePath(options.baseUrl || resourceConfig.baseUrl, resourceConfig.getEndpoint(id, options), id));
+        return this.DEL(getPath('destroy', resourceConfig, id, options));
       },
 
       /**
diff --git a/src/datastore/async_methods/create.js b/src/datastore/async_methods/create.js
index 9746170..b01e9c7 100644
--- a/src/datastore/async_methods/create.js
+++ b/src/datastore/async_methods/create.js
@@ -126,7 +126,7 @@ function create(resourceName, attrs, options) {
             var created = DS.inject(resourceName, attrs, options);
             var id = created[definition.idAttribute];
             resource.completedQueries[id] = new Date().getTime();
-            resource.previousAttributes[id] = DSUtils.deepMixIn({}, created);
+            resource.previousAttributes[id] = DSUtils.copy(created);
             resource.saved[id] = DSUtils.updateTimestamp(resource.saved[id]);
             return DS.get(resourceName, id);
           } else {
diff --git a/src/datastore/async_methods/save.js b/src/datastore/async_methods/save.js
index 8046cba..c5765c5 100644
--- a/src/datastore/async_methods/save.js
+++ b/src/datastore/async_methods/save.js
@@ -130,7 +130,7 @@ function save(resourceName, id, options) {
         if (options.cacheResponse) {
           var resource = DS.store[resourceName];
           var saved = DS.inject(definition.name, attrs, options);
-          resource.previousAttributes[id] = DSUtils.deepMixIn({}, saved);
+          resource.previousAttributes[id] = DSUtils.copy(saved);
           resource.saved[id] = DSUtils.updateTimestamp(resource.saved[id]);
           resource.observers[id].discardChanges();
           return DS.get(resourceName, id);
diff --git a/src/datastore/async_methods/update.js b/src/datastore/async_methods/update.js
index c80394b..f16cd7e 100644
--- a/src/datastore/async_methods/update.js
+++ b/src/datastore/async_methods/update.js
@@ -110,7 +110,7 @@ function update(resourceName, id, attrs, options) {
           var resource = DS.store[resourceName];
           var updated = DS.inject(definition.name, attrs, options);
           var id = updated[definition.idAttribute];
-          resource.previousAttributes[id] = DSUtils.deepMixIn({}, updated);
+          resource.previousAttributes[id] = DSUtils.copy(updated);
           resource.saved[id] = DSUtils.updateTimestamp(resource.saved[id]);
           resource.observers[id].discardChanges();
           return DS.get(definition.name, id);
diff --git a/src/datastore/index.js b/src/datastore/index.js
index 8a177d2..dabb7c8 100644
--- a/src/datastore/index.js
+++ b/src/datastore/index.js
@@ -1,5 +1,3 @@
-var observe = require('../../lib/observe-js/observe-js');
-
 function lifecycleNoop(resourceName, attrs, cb) {
   cb(null, attrs);
 }
@@ -96,64 +94,55 @@ Defaults.prototype.defaultFilter = function (collection, resourceName, params, o
           };
         }
         if (DSUtils.isObject(clause)) {
-          DSUtils.forEach(clause, function (val, op) {
+          DSUtils.forEach(clause, function (term, op) {
+            var expr;
+            var isOr = op[0] === '|';
+            var val = attrs[field];
+            op = isOr ? op.substr(1) : op;
             if (op === '==') {
-              keep = first ? (attrs[field] == val) : keep && (attrs[field] == val);
+              expr = val == term;
             } else if (op === '===') {
-              keep = first ? (attrs[field] === val) : keep && (attrs[field] === val);
+              expr = val === term;
             } else if (op === '!=') {
-              keep = first ? (attrs[field] != val) : keep && (attrs[field] != val);
+              expr = val != term;
             } else if (op === '!==') {
-              keep = first ? (attrs[field] !== val) : keep && (attrs[field] !== val);
+              expr = val !== term;
             } else if (op === '>') {
-              keep = first ? (attrs[field] > val) : keep && (attrs[field] > val);
+              expr = val > term;
             } else if (op === '>=') {
-              keep = first ? (attrs[field] >= val) : keep && (attrs[field] >= val);
+              expr = val >= term;
             } else if (op === '<') {
-              keep = first ? (attrs[field] < val) : keep && (attrs[field] < val);
+              expr = val < term;
             } else if (op === '<=') {
-              keep = first ? (attrs[field] <= val) : keep && (attrs[field] <= val);
+              expr = val <= term;
             } else if (op === 'in') {
-              if (DSUtils.isString(val)) {
-                keep = first ? val.indexOf(attrs[field]) !== -1 : keep && val.indexOf(attrs[field]) !== -1;
+              if (DSUtils.isString(term)) {
+                expr = term.indexOf(val) !== -1;
               } else {
-                keep = first ? DSUtils.contains(val, attrs[field]) : keep && DSUtils.contains(val, attrs[field]);
+                expr = DSUtils.contains(term, val);
               }
             } else if (op === 'notIn') {
-              if (DSUtils.isString(val)) {
-                keep = first ? val.indexOf(attrs[field]) === -1 : keep && val.indexOf(attrs[field]) === -1;
+              if (DSUtils.isString(term)) {
+                expr = term.indexOf(val) === -1;
               } else {
-                keep = first ? !DSUtils.contains(val, attrs[field]) : keep && !DSUtils.contains(val, attrs[field]);
+                expr = !DSUtils.contains(term, val);
               }
-            } else if (op === '|==') {
-              keep = first ? (attrs[field] == val) : keep || (attrs[field] == val);
-            } else if (op === '|===') {
-              keep = first ? (attrs[field] === val) : keep || (attrs[field] === val);
-            } else if (op === '|!=') {
-              keep = first ? (attrs[field] != val) : keep || (attrs[field] != val);
-            } else if (op === '|!==') {
-              keep = first ? (attrs[field] !== val) : keep || (attrs[field] !== val);
-            } else if (op === '|>') {
-              keep = first ? (attrs[field] > val) : keep || (attrs[field] > val);
-            } else if (op === '|>=') {
-              keep = first ? (attrs[field] >= val) : keep || (attrs[field] >= val);
-            } else if (op === '|<') {
-              keep = first ? (attrs[field] < val) : keep || (attrs[field] < val);
-            } else if (op === '|<=') {
-              keep = first ? (attrs[field] <= val) : keep || (attrs[field] <= val);
-            } else if (op === '|in') {
-              if (DSUtils.isString(val)) {
-                keep = first ? val.indexOf(attrs[field]) !== -1 : keep || val.indexOf(attrs[field]) !== -1;
+            } else if (op === 'contains') {
+              if (DSUtils.isString(term)) {
+                expr = (val || '').indexOf(term) !== -1;
               } else {
-                keep = first ? DSUtils.contains(val, attrs[field]) : keep || DSUtils.contains(val, attrs[field]);
+                expr = DSUtils.contains(val, term);
               }
-            } else if (op === '|notIn') {
-              if (DSUtils.isString(val)) {
-                keep = first ? val.indexOf(attrs[field]) === -1 : keep || val.indexOf(attrs[field]) === -1;
+            } else if (op === 'notContains') {
+              if (DSUtils.isString(term)) {
+                expr = (val || '').indexOf(term) === -1;
               } else {
-                keep = first ? !DSUtils.contains(val, attrs[field]) : keep || !DSUtils.contains(val, attrs[field]);
+                expr = !DSUtils.contains(val, term);
               }
             }
+            if (expr !== undefined) {
+              keep = first ? expr : (isOr ? keep || expr : keep && expr);
+            }
             first = false;
           });
         }
@@ -808,7 +797,7 @@ function DSProvider() {
       if (typeof Object.observe !== 'function' ||
         typeof Array.observe !== 'function') {
         $rootScope.$watch(function () {
-          observe.Platform.performMicrotaskCheckpoint();
+          DSUtils.observe.Platform.performMicrotaskCheckpoint();
         });
       }
 
diff --git a/src/datastore/sync_methods/changes.js b/src/datastore/sync_methods/changes.js
index 9fcbb5c..00b1e51 100644
--- a/src/datastore/sync_methods/changes.js
+++ b/src/datastore/sync_methods/changes.js
@@ -63,7 +63,7 @@ function changes(resourceName, id, options) {
   var item = DS.get(resourceName, id);
   if (item) {
     DS.store[resourceName].observers[id].deliver();
-    var diff = DSUtils.diffObjectFromOldObject(item, DS.store[resourceName].previousAttributes[id], options.ignoredChanges);
+    var diff = DSUtils.diffObjectFromOldObject(item, DS.store[resourceName].previousAttributes[id], DSUtils.deepEquals, options.ignoredChanges);
     DSUtils.forEach(diff, function (changeset, name) {
       var toKeep = [];
       DSUtils.forEach(changeset, function (value, field) {
diff --git a/src/datastore/sync_methods/defineResource.js b/src/datastore/sync_methods/defineResource.js
index f493fb5..5886ac3 100644
--- a/src/datastore/sync_methods/defineResource.js
+++ b/src/datastore/sync_methods/defineResource.js
@@ -122,7 +122,7 @@ var methodsToProxy = [
  * - `{function=}` - `serialize` - Serialization hook. Overrides global. Signature: `serialize(resourceName, attrs)`.
  * - `{function=}` - `deserialize` - Deserialization hook. Overrides global. Signature: `deserialize(resourceName, attrs)`.
  *
- * See [DSProvider.defaults](/documentation/api/angular-data/DSProvider.properties:defaults).
+ * See [DSProvider.defaults](/documentation/api/angular-data/DSProvider.properties_defaults).
  */
 function defineResource(definition) {
   var DS = this;
diff --git a/src/datastore/sync_methods/digest.js b/src/datastore/sync_methods/digest.js
index 3737343..95b90cc 100644
--- a/src/datastore/sync_methods/digest.js
+++ b/src/datastore/sync_methods/digest.js
@@ -1,5 +1,3 @@
-var observe = require('../../../lib/observe-js/observe-js');
-
 /**
  * @doc method
  * @id DS.sync methods:digest
@@ -22,12 +20,13 @@ var observe = require('../../../lib/observe-js/observe-js');
  *
  */
 function digest() {
-  if (!this.$rootScope.$$phase) {
-    this.$rootScope.$apply(function () {
-      observe.Platform.performMicrotaskCheckpoint();
+  var _this = this;
+  if (!_this.$rootScope.$$phase) {
+    _this.$rootScope.$apply(function () {
+      _this.utils.observe.Platform.performMicrotaskCheckpoint();
     });
   } else {
-    observe.Platform.performMicrotaskCheckpoint();
+    _this.utils.observe.Platform.performMicrotaskCheckpoint();
   }
 }
 
diff --git a/src/datastore/sync_methods/inject.js b/src/datastore/sync_methods/inject.js
index 48d91b7..c46517a 100644
--- a/src/datastore/sync_methods/inject.js
+++ b/src/datastore/sync_methods/inject.js
@@ -1,31 +1,12 @@
-var observe = require('../../../lib/observe-js/observe-js');
 var _compute = require('./compute')._compute;
 
 function errorPrefix(resourceName) {
   return 'DS.inject(' + resourceName + ', attrs[, options]): ';
 }
 
-function _injectRelations(definition, injected, options) {
-  var DS = this;
-
-  DS.utils.forEach(definition.relationList, function (def) {
-    var relationName = def.relation;
-    var relationDef = DS.definitions[relationName];
-    if (injected[def.localField]) {
-      if (!relationDef) {
-        throw new DS.errors.R(definition.name + 'relation is defined but the resource is not!');
-      }
-      try {
-        injected[def.localField] = DS.inject(relationName, injected[def.localField], options);
-      } catch (err) {
-        DS.$log.error(errorPrefix(definition.name) + 'Failed to inject ' + def.type + ' relation: "' + relationName + '"!', err);
-      }
-    }
-  });
-}
-
 function _inject(definition, resource, attrs, options) {
   var DS = this;
+  var DSUtils = DS.utils;
   var $log = DS.$log;
 
   function _react(added, removed, changed, oldValueFn, firstTime) {
@@ -33,16 +14,16 @@ function _inject(definition, resource, attrs, options) {
     var item;
     var innerId = (oldValueFn && oldValueFn(definition.idAttribute)) ? oldValueFn(definition.idAttribute) : target[definition.idAttribute];
 
-    DS.utils.forEach(definition.relationFields, function (field) {
+    DSUtils.forEach(definition.relationFields, function (field) {
       delete added[field];
       delete removed[field];
       delete changed[field];
     });
 
-    if (!DS.utils.isEmpty(added) || !DS.utils.isEmpty(removed) || !DS.utils.isEmpty(changed) || firstTime) {
+    if (!DSUtils.isEmpty(added) || !DSUtils.isEmpty(removed) || !DSUtils.isEmpty(changed) || firstTime) {
       item = DS.get(definition.name, innerId);
-      resource.modified[innerId] = DS.utils.updateTimestamp(resource.modified[innerId]);
-      resource.collectionModified = DS.utils.updateTimestamp(resource.collectionModified);
+      resource.modified[innerId] = DSUtils.updateTimestamp(resource.modified[innerId]);
+      resource.collectionModified = DSUtils.updateTimestamp(resource.collectionModified);
       if (definition.keepChangeHistory) {
         var changeRecord = {
           resourceName: definition.name,
@@ -59,7 +40,7 @@ function _inject(definition, resource, attrs, options) {
 
     if (definition.computed) {
       item = item || DS.get(definition.name, innerId);
-      DS.utils.forEach(definition.computed, function (fn, field) {
+      DSUtils.forEach(definition.computed, function (fn, field) {
         var compute = false;
         // check if required fields changed
         angular.forEach(fn.deps, function (dep) {
@@ -76,7 +57,7 @@ function _inject(definition, resource, attrs, options) {
 
     if (definition.relations) {
       item = item || DS.get(definition.name, innerId);
-      DS.utils.forEach(definition.relationList, function (def) {
+      DSUtils.forEach(definition.relationList, function (def) {
         if (item[def.localField] && (def.localKey in added || def.localKey in removed || def.localKey in changed)) {
           DS.link(definition.name, item[definition.idAttribute], [def.relation]);
         }
@@ -91,7 +72,7 @@ function _inject(definition, resource, attrs, options) {
   }
 
   var injected;
-  if (DS.utils.isArray(attrs)) {
+  if (DSUtils.isArray(attrs)) {
     injected = [];
     for (var i = 0; i < attrs.length; i++) {
       injected.push(_inject.call(DS, definition, resource, attrs[i], options));
@@ -113,6 +94,45 @@ function _inject(definition, resource, attrs, options) {
       throw error;
     } else {
       try {
+        DSUtils.forEach(definition.relationList, function (def) {
+          var relationName = def.relation;
+          var relationDef = DS.definitions[relationName];
+          var toInject = attrs[def.localField];
+          if (toInject) {
+            if (!relationDef) {
+              throw new DS.errors.R(definition.name + 'relation is defined but the resource is not!');
+            }
+            if (DSUtils.isArray(toInject)) {
+              var items = [];
+              DSUtils.forEach(toInject, function (toInjectItem) {
+                if (toInjectItem !== DS.store[relationName][toInjectItem[relationDef.idAttribute]]) {
+                  try {
+                    var injectedItem = DS.inject(relationName, toInjectItem, options);
+                    if (def.foreignKey) {
+                      injectedItem[def.foreignKey] = attrs[definition.idAttribute];
+                    }
+                    items.push(injectedItem);
+                  } catch (err) {
+                    DS.$log.error(errorPrefix(definition.name) + 'Failed to inject ' + def.type + ' relation: "' + relationName + '"!', err);
+                  }
+                }
+              });
+              attrs[def.localField] = items;
+            } else {
+              if (toInject !== DS.store[relationName][toInject[relationDef.idAttribute]]) {
+                try {
+                  attrs[def.localField] = DS.inject(relationName, attrs[def.localField], options);
+                  if (def.foreignKey) {
+                    attrs[def.localField][def.foreignKey] = attrs[definition.idAttribute];
+                  }
+                } catch (err) {
+                  DS.$log.error(errorPrefix(definition.name) + 'Failed to inject ' + def.type + ' relation: "' + relationName + '"!', err);
+                }
+              }
+            }
+          }
+        });
+
         definition.beforeInject(definition.name, attrs);
         var id = attrs[idA];
         var item = DS.get(definition.name, id);
@@ -128,31 +148,25 @@ function _inject(definition, resource, attrs, options) {
           } else {
             item = {};
           }
-          resource.previousAttributes[id] = {};
+          resource.previousAttributes[id] = DSUtils.copy(attrs);
 
-          DS.utils.deepMixIn(item, attrs);
-          DS.utils.deepMixIn(resource.previousAttributes[id], attrs);
+          DSUtils.deepMixIn(item, attrs);
 
           resource.collection.push(item);
 
           resource.changeHistories[id] = [];
-          resource.observers[id] = new observe.ObjectObserver(item);
+          resource.observers[id] = new DSUtils.observe.ObjectObserver(item);
           resource.observers[id].open(_react, item);
           resource.index.put(id, item);
 
           _react.call(item, {}, {}, {}, null, true);
-
-          if (definition.relations) {
-            _injectRelations.call(DS, definition, item, options);
-          }
         } else {
-          DS.utils.deepMixIn(item, attrs);
+          DSUtils.deepMixIn(item, attrs);
           if (definition.resetHistoryOnInject) {
-            resource.previousAttributes[id] = {};
-            DS.utils.deepMixIn(resource.previousAttributes[id], attrs);
+            resource.previousAttributes[id] = DSUtils.copy(attrs);
             if (resource.changeHistories[id].length) {
-              DS.utils.forEach(resource.changeHistories[id], function (changeRecord) {
-                DS.utils.remove(resource.changeHistory, changeRecord);
+              DSUtils.forEach(resource.changeHistories[id], function (changeRecord) {
+                DSUtils.remove(resource.changeHistory, changeRecord);
               });
               resource.changeHistories[id].splice(0, resource.changeHistories[id].length);
             }
@@ -164,8 +178,9 @@ function _inject(definition, resource, attrs, options) {
           }
           resource.observers[id].deliver();
         }
-        resource.saved[id] = DS.utils.updateTimestamp(resource.saved[id]);
-        resource.modified[id] = initialLastModified && resource.modified[id] === initialLastModified ? DS.utils.updateTimestamp(resource.modified[id]) : resource.modified[id];
+        resource.saved[id] = DSUtils.updateTimestamp(resource.saved[id]);
+        resource.modified[id] = initialLastModified && resource.modified[id] === initialLastModified ? DSUtils.updateTimestamp(resource.modified[id]) : resource.modified[id];
+
         definition.afterInject(definition.name, item);
         injected = item;
       } catch (err) {
@@ -278,7 +293,7 @@ function inject(resourceName, attrs, options) {
     resource.collectionModified = DS.utils.updateTimestamp(resource.collectionModified);
   }
 
-  if (options.linkInverse) {
+  if (options.linkInverse && typeof options.linkInverse === 'boolean') {
     if (DS.utils.isArray(injected)) {
       if (injected.length) {
         DS.linkInverse(definition.name, injected[0][definition.idAttribute]);
@@ -300,7 +315,6 @@ function inject(resourceName, attrs, options) {
     DS.emit(definition, 'inject', injected);
   }
 
-
   return injected;
 }
 
diff --git a/src/utils.js b/src/utils.js
index 0667788..46a618b 100644
--- a/src/utils.js
+++ b/src/utils.js
@@ -56,22 +56,14 @@ var toPromisify = [
   'afterDestroy'
 ];
 
-var find = require('mout/array/find');
-var isRegExp = require('mout/lang/isRegExp');
+var deepEquals = angular.equals;
 
-function isBlacklisted(prop, blacklist) {
-  if (!blacklist || !blacklist.length) {
-    return false;
-  }
-  var matches = find(blacklist, function (blItem) {
-    if ((isRegExp(blItem) && blItem.test(prop)) || blItem === prop) {
-      return prop;
-    }
-  });
-  return !!matches;
-}
+var observe = require('../lib/observe-js/observe-js');
+
+observe.setEqualityFn(deepEquals);
 
 module.exports = ['$q', function ($q) {
+
   return {
     isBoolean: require('mout/lang/isBoolean'),
     isString: angular.isString,
@@ -80,13 +72,13 @@ module.exports = ['$q', function ($q) {
     isNumber: angular.isNumber,
     isFunction: angular.isFunction,
     isEmpty: require('mout/lang/isEmpty'),
-    isRegExp: isRegExp,
     toJson: JSON.stringify,
     fromJson: angular.fromJson,
     makePath: require('mout/string/makePath'),
     upperCase: require('mout/string/upperCase'),
     pascalCase: require('mout/string/pascalCase'),
     deepMixIn: require('mout/object/deepMixIn'),
+    deepEquals: deepEquals,
     mixIn: require('mout/object/mixIn'),
     forEach: angular.forEach,
     pick: require('mout/object/pick'),
@@ -94,13 +86,14 @@ module.exports = ['$q', function ($q) {
     merge: require('mout/object/merge'),
     contains: require('mout/array/contains'),
     filter: require('mout/array/filter'),
-    find: find,
     toLookup: require('mout/array/toLookup'),
     remove: require('mout/array/remove'),
     slice: require('mout/array/slice'),
     sort: require('mout/array/sort'),
     guid: require('mout/random/guid'),
+    copy: angular.copy,
     keys: require('mout/object/keys'),
+    observe: observe,
     _: function (parent, options) {
       var _this = this;
       options = options || {};
@@ -161,51 +154,7 @@ module.exports = ['$q', function ($q) {
         }
       }
     },
-    diffObjectFromOldObject: function (object, oldObject, blacklist) {
-      var added = {};
-      var removed = {};
-      var changed = {};
-      blacklist = blacklist || [];
-
-      for (var prop in oldObject) {
-        var newValue = object[prop];
-
-        if (isBlacklisted(prop, blacklist)) {
-          continue;
-        }
-
-        if (newValue !== undefined && newValue === oldObject[prop]) {
-          continue;
-        }
-
-        if (!(prop in object)) {
-          removed[prop] = undefined;
-          continue;
-        }
-
-        if (newValue !== oldObject[prop]) {
-          changed[prop] = newValue;
-        }
-      }
-
-      for (var prop2 in object) {
-        if (prop2 in oldObject) {
-          continue;
-        }
-
-        if (isBlacklisted(prop2, blacklist)) {
-          continue;
-        }
-
-        added[prop2] = object[prop2];
-      }
-
-      return {
-        added: added,
-        removed: removed,
-        changed: changed
-      };
-    },
+    diffObjectFromOldObject: observe.diffObjectFromOldObject,
     Events: Events
   };
 }];
diff --git a/test/integration/datastore/async_methods/create.test.js b/test/integration/datastore/async_methods/create.test.js
index 3a57672..9a0d7d2 100644
--- a/test/integration/datastore/async_methods/create.test.js
+++ b/test/integration/datastore/async_methods/create.test.js
@@ -117,7 +117,8 @@ describe('DS.create(resourceName, attrs[, options])', function () {
         email: 'sally@test.com'
       }
     }, {
-      findBelongsTo: true
+      findBelongsTo: true,
+      linkInverse: true
     }).then(function (user) {
       assert.deepEqual(user.id, payload.id, 'user should have been created');
 
diff --git a/test/integration/datastore/sync_methods/filter.test.js b/test/integration/datastore/sync_methods/filter.test.js
index b0ff891..b73e040 100644
--- a/test/integration/datastore/sync_methods/filter.test.js
+++ b/test/integration/datastore/sync_methods/filter.test.js
@@ -200,6 +200,22 @@ describe('DS.filter(resourceName[, params][, options])', function () {
 
     assert.deepEqual(JSON.stringify(DS.filter('post', params)), JSON.stringify([p2, p3, p4, p5]), 'should accept normal "notIn" clause with a string');
 
+    params.where = {
+      author: {
+        'contains': 'oh'
+      }
+    };
+
+    assert.deepEqual(JSON.stringify(DS.filter('post', params)), JSON.stringify([p1]), 'should accept normal "contains" clause with a string');
+
+    params.where = {
+      author: {
+        'notContains': 'oh'
+      }
+    };
+
+    assert.deepEqual(JSON.stringify(DS.filter('post', params)), JSON.stringify([p2, p3, p4, p5]), 'should accept normal "notContains" clause with a string');
+
     params.where = {
       age: {
         '|in': [31]
diff --git a/test/integration/datastore/sync_methods/inject.test.js b/test/integration/datastore/sync_methods/inject.test.js
index 2434782..d9f1bb2 100644
--- a/test/integration/datastore/sync_methods/inject.test.js
+++ b/test/integration/datastore/sync_methods/inject.test.js
@@ -46,8 +46,8 @@ describe('DS.inject(resourceName, attrs[, options])', function () {
 
     setTimeout(function () {
       assert.deepEqual('Doh! You just changed the primary key of an object! ' +
-        'I don\'t know how to handle this yet, so your data for the "post' +
-        '" resource is now in an undefined (probably broken) state.', $log.error.logs[0][0]);
+      'I don\'t know how to handle this yet, so your data for the "post' +
+      '" resource is now in an undefined (probably broken) state.', $log.error.logs[0][0]);
 
       done();
     }, 50);
@@ -276,4 +276,59 @@ describe('DS.inject(resourceName, attrs[, options])', function () {
     assert.isDefined(DS.get('foo', 6));
     assert.isDefined(DS.get('foo', 7));
   });
+  it('should work when injecting child relations multiple times', function () {
+    var Parent = DS.defineResource({
+      name: 'parent',
+      relations: {
+        hasMany: {
+          child: {
+            localField: 'children',
+            foreignKey: 'parentId'
+          }
+        }
+      }
+    });
+
+    var Child = DS.defineResource({
+      name: 'child',
+      relations: {
+        belongsTo: {
+          parent: {
+            localField: 'parent',
+            localKey: 'parentId'
+          }
+        }
+      }
+    });
+
+    Parent.inject({
+      id: 1,
+      name: 'parent1',
+      children: [{
+        id: 1,
+        name: 'child1'
+      }]
+    });
+
+    assert.isTrue(Parent.get(1).children[0] instanceof Child.Child);
+
+    Parent.inject({
+      id: 1,
+      name: 'parent',
+      children: [
+        {
+          id: 1,
+          name: 'Child-1'
+        },
+        {
+          id: 2,
+          name: 'Child-2'
+        }
+      ]
+    });
+
+    assert.isTrue(Parent.get(1).children[0] instanceof Child.Child);
+    assert.isTrue(Parent.get(1).children[1] instanceof Child.Child);
+    assert.deepEqual(Child.filter({ parentId: 1 }), Parent.get(1).children);
+  });
 });