(refs #8)Start to implement group management.

src/main/scala/app/UserManagementController.scala

@@ -68,5 +68,18 @@ trait UserManagementControllerBase extends AccountManagementControllerBase {
 
     } getOrElse NotFound
   })
-  
+
+  get("/admin/users/_newgroup"){
+    admin.users.html.group(None)
+  }
+
+  /**
+   * JSON API for collaborator completion.
+   */
+  // TODO Merge with RepositorySettingsController
+  get("/admin/users/_members"){
+    contentType = formats("json")
+    org.json4s.jackson.Serialization.write(Map("options" -> getAllUsers.filter(!_.isGroupAccount).map(_.userName).toArray))
+  }
+
 }