show content type, when data is ready.

src/Umbraco.Web.UI.Client/src/views/documenttype/edit.html

@@ -1,8 +1,8 @@
 <div ng-controller="Umbraco.Editors.DocumentType.EditController as vm">
     <form novalidate name="contentTypeForm"
+          ng-if="vm.contentType"
           ng-submit="vm.save()"
           val-form-manager>
-
         <umb-editor-view>
 
             <umb-editor-header