Is this the thread you're referring to?
http://xdaforums.com/showthread.php?t=2283194
Also, his rom is deodexed. Will those files still work on my odexed stock rom?
Yes, that thread. But i dont know will work on odex rom. With old S3 i rename stock app and odex file and paste other app. Test, but dont delete, just rename if dont work you change back
Sent from my GT-I9505 using xda premium