Add close-text attribute to the datetime range directive

Author: g1eb

src/datetime-range.html

@@ -85,7 +85,7 @@
       </div>
     </div>
     <div class="close-button">
-      <div ng-click="close()">Close</div>
+      <div ng-click="close()" ng-bind="closeText || 'Close'"></div>
     </div>
   </div>
 </div>

src/datetime-range.js

@@ -15,6 +15,7 @@ angular.module('g1b.datetime-range', ['g1b.scroll-events']).
       onChangeStart: '&?',
       onChangeEnd: '&?',
       onClose: '&?',
+      closeText: '@',
     },
     replace: true,
     templateUrl: './datetime-range.html',