Added optional clear text attribute to datetime input.

Author: g1eb

src/datetime-input.html

@@ -62,7 +62,7 @@
       </div>
     </div>
     <div class="clear-button" ng-if="!!datetime">
-      <div ng-click="update()">Clear</div>
+      <div ng-click="update()" ng-bind="clearText || 'Clear'"></div>
     </div>
   </div>
 </div>

src/datetime-input.js

@@ -19,6 +19,7 @@ directive('datetimeInput', ['$document', '$timeout', function ($document, $timeo
       secondStep:'=?',
       onChange: '&',
       placeholder: '@',
+      clearText: '@',
       cssClass:'@',
     },
     replace: true,