fix(app): create new $scope for controller tests

Fix also the CoffeeScript controller template.

Author: excentris

templates/coffeescript/spec/controller.coffee

@@ -7,8 +7,11 @@ describe 'Controller: <%= classedName %>Ctrl', ->
 
   <%= classedName %>Ctrl = {}
 
+  scope = {}
+
   # Initialize the controller and a mock scope
   beforeEach inject ($controller, $rootScope) ->
+    scope = $rootScope.$new()
     <%= classedName %>Ctrl = $controller '<%= classedName %>Ctrl', {
       # place here mocked dependencies
     }

templates/javascript/spec/controller.js

@@ -1,12 +1,12 @@
 'use strict';
 
 describe('Controller: <%= classedName %>Ctrl', function () {
-  var scope;
 
   // load the controller's module
   beforeEach(module('<%= scriptAppName %>'));
 
-  var <%= classedName %>Ctrl;
+  var <%= classedName %>Ctrl,
+    scope;
 
   // Initialize the controller and a mock scope
   beforeEach(inject(function ($controller, $rootScope) {