fix(forms): ensure select model updates in firefox and ie

Closes #6573

Closes #8148

modules/angular2/src/common/forms/directives/select_control_value_accessor.ts

@@ -36,10 +36,16 @@ function _extractId(valueString: string): string {
 
 /**
  * The accessor for writing a value and listening to changes on a select element.
+ *
+ * Note: We have to listen to the 'change' event because 'input' events aren't fired
+ * for selects in Firefox and IE:
+ * https://bugzilla.mozilla.org/show_bug.cgi?id=1024350
+ * https://developer.microsoft.com/en-us/microsoft-edge/platform/issues/4660045/
+ *
  */
 @Directive({
   selector: 'select[ngControl],select[ngFormControl],select[ngModel]',
-  host: {'(input)': 'onChange($event.target.value)', '(blur)': 'onTouched()'},
+  host: {'(change)': 'onChange($event.target.value)', '(blur)': 'onTouched()'},
   providers: [SELECT_VALUE_ACCESSOR]
 })
 export class SelectControlValueAccessor implements ControlValueAccessor {