renamed method from remove to delete

Author: loiane

chapter07/01-Dictionaries.js

@@ -6,7 +6,7 @@ function Dictionary(){
         items[key] = value; //{1}
     };
 
-    this.remove = function(key){
+    this.delete = function(key){
         if (this.has(key)){
             delete items[key];
             return true;

chapter07/02-UsingDictionaries.js

@@ -11,7 +11,7 @@ console.log(dictionary.keys()); //outputs ["Gandalf", "John", "Tyrion"]
 console.log(dictionary.values()); //outputs ["gandalf@email.com", "johnsnow@email.com", "tyrion@email.com"]
 console.log(dictionary.get('Tyrion')); //outputs tyrion@email.com
 
-dictionary.remove('John');
+dictionary.delete(‘John');
 
 console.log(dictionary.keys()); //outputs ["Gandalf", "Tyrion"]
 console.log(dictionary.values()); //outputs ["gandalf@email.com", "tyrion@email.com"]