title: localization(i18n) in sapui5 for fragment.xml file in not appearing
body: <p>I have a button (create Application) if i click on  a button a fragmented dialog will be appearing . here am able to show fragmented dialog .but internalization(i18n) is not appearing for the fields. (For <code>xml</code> files able to show <code>i18n</code> but for <code>fragment.xml</code> file not able to show <code>i18n</code>/) </p>
  
  <p><code>component.js</code>:</p>
  
  <pre class="lang-js prettyprint-override"><code>createContent : function() {
  
          // create root view
          var oView = sap.ui.view({
              id : "app",
              viewName : "sap.gss.program.view.App",
              type : "JS",
              viewData : { component : this }
          });
  
          var i18nModel = new sap.ui.model.resource.ResourceModel({
              bundleUrl : "i18n/appTexts_fr.properties"
              });
  
          oView.setModel(i18nModel, "i18n");      
          return oView;
      }
  </code></pre>
  
  <p><code>Controller.js</code>:</p>
  
  <pre class="lang-js prettyprint-override"><code>createApplication: function (oEvent) {
  
      if (!this.oDialogFragment) {
           this.oDialogFragment = sap.ui.xmlfragment("sap.gss.program.view.myFragment",
                                                     this);       
      }        
      this.oDialogFragment.open(); 
  
  }
  </code></pre>
  
  <p><code>fragment.xml</code>:</p>
  
  <pre class="lang-html prettyprint-override"><code>&lt;core:FragmentDefinition
    xmlns="sap.m"
    xmlns:core="sap.ui.core"
    xmlns:app="http://schemas.sap.com/sapui5/extension/sap.ui.core.CustomData/1"&gt;
    &lt;Dialog
      title="{i18n&gt;Title}"
      class="sapUiPopupWithPadding" &gt;   
      &lt;HBox&gt; 
        &lt;Text  text="{i18n&gt;Description_TEXT}" &gt; &lt;/Text&gt;       
      &lt;/HBox&gt;  
      &lt;beginButton&gt;
        &lt;Button text="{i18n&gt;Ok}"  press="DialogButton" /&gt;
      &lt;/beginButton&gt;
      &lt;endButton&gt;
        &lt;Button text="{i18n&gt;Cancel}"  press="CloseButton" /&gt;
      &lt;/endButton&gt;
    &lt;/Dialog&gt;
  &lt;/core:FragmentDefinition&gt;
  </code></pre>