Check if code is beautified when grunt is executed
Check if code is beautified when grunt is executed

Change-Id: I639170ed546b7873ec341cd7be508c5ed83b7c4e
Kurento/kurento-client-js,shelsonjava/kurento-client-js,TribeMedia/kurento-client-js,shelsonjava/kurento-client-js,Kurento/kurento-client-js,Kurento/kurento-client-js,TribeMedia/kurento-client-js