Added form-level change event

platform/forms/res/templates/controls/checkbox.html

@@ -23,7 +23,7 @@
     <input type="checkbox"
            name="mctControl"
            ng-model="ngModel[field]"
-           ng-change="structure.onchange(ngModel[field])"
+           ng-change="ngChange()"
            ng-disabled="ngDisabled">
     <em></em>
 </label>

platform/forms/res/templates/controls/radio.html

@@ -24,7 +24,7 @@
            name="mctControl"
            ng-model="ngModel[field]"
            ng-disabled="ngDisabled"
-           ng-change="structure.onchange(ngModel[field])"
+           ng-change="ngChange()"
            ng-value="structure.value">
     <em></em>
 </label>

platform/forms/res/templates/controls/select.html

@@ -24,7 +24,7 @@
             ng-model="ngModel[field]"
             ng-options="opt.value as opt.name for opt in options"
             ng-required="ngRequired"
-            ng-change="structure.onchange(ngModel[field])"
+            ng-change="ngChange()"
             name="mctControl">
         <option value="" ng-show="!ngModel[field]">- Select One -</option>
     </select>

platform/forms/res/templates/controls/textfield.html

@@ -25,7 +25,7 @@
                ng-required="ngRequired"
                ng-model="ngModel[field]"
                ng-pattern="ngPattern"
-               ng-change="structure.onchange(ngModel[field])"
+               ng-change="ngChange()"
                size="{{structure.size}}"
                name="mctControl">
     </span>