add nickname

mobile/control/festval.php

@@ -335,7 +335,7 @@ class festvalControl extends mobileControl
             }
         }
 
-        return ["is_login" => $is_login,"rank" => $rank ,"steps" => $steps ,"name"=> $name];
+        return ["is_login" => $is_login,"rank" => $rank ,"steps" => $steps ,"nickname"=> $name];
     }