feat(mixed datasource): updated Elasticsearch so it uses new way to define annotations editor

public/app/plugins/datasource/elasticsearch/datasource.js

@@ -3,7 +3,8 @@ define([
   'lodash',
   'config',
   'kbn',
-  'moment'
+  'moment',
+  './directives'
 ],
 function (angular, _, config, kbn, moment) {
   'use strict';

public/app/plugins/datasource/elasticsearch/directives.js

+define([
+  'angular',
+],
+function (angular) {
+  'use strict';
+
+  var module = angular.module('grafana.directives');
+
+  module.directive('annotationsQueryEditorElasticsearch', function() {
+    return {templateUrl: 'app/plugins/datasource/elasticsearch/partials/annotations.editor.html'};
+  });
+
+});