REQUIRES
 -Shoot The Zombirds game
 -Rooted phone
 -Titanium backup app

Instructions
 -download titanium backup file from here (download) (mirror links)
 -extract the zip file and copy the contents in titaniumbackup files folder to
sdcard/titaniumbackup
 -launch titanium backup app
 -select Shoot The Zombirds
 -restore data only
 -launch game and enjoy unlimited coins