Merge pull request #21 from magento-commerce/1.9.x

Sync develop and 1.9.x branch

Author: sidolov

composer.json

@@ -19,5 +19,8 @@
     "psr-4": {
       "Magento\\Composer\\": "src"
     }
+  },
+  "archive": {
+    "exclude": [".github", ".gitignore"]
   }
 }