Merged in cochalo/processmaker (pull request #549)

Correccion para obtener user_uid

workflow/engine/src/ProcessMaker/Services/OAuth2/Server.php

@@ -199,7 +199,7 @@ class Server implements iAuthenticate
         $request = \OAuth2\Request::createFromGlobals();
         $allowed = $this->server->verifyResourceRequest($request);
         $token = $this->server->getAccessTokenData($request);
-
+        self::$userId = $token['user_id'];
         // Session handling to prevent session lose in other places like, home, admin, etc
         // when user is using the new designer that have not session because it is using only the API