GUAC-1126: Move menu actions into own class. Make rendering of menu actions generic.

guacamole/src/main/webapp/app/navigation/templates/guacUserMenu.html

@@ -36,18 +36,10 @@
                 </a>
             </li>
 
-            <!-- Change password -->
-            <li>
-                <a class="change-password" ng-click="showPasswordUpdate()"
-                   ng-show="canChangePassword">
-                    {{'USER_MENU.ACTION_CHANGE_PASSWORD' | translate}}
-                </a>
-            </li>
-
-            <!-- Logout -->
-            <li>
-                <a class="logout" ng-click="logout()">
-                    {{'USER_MENU.ACTION_LOGOUT' | translate}}
+            <!-- Actions -->
+            <li ng-repeat="action in actions">
+                <a ng-class="action.className" ng-click="action.callback()">
+                    {{action.name | translate}}
                 </a>
             </li>