iFBA v0.4

I just sent v0.4 to bigboss, it should be available soon on cydia.
Here is the major changes list:

• improved game browser (filters, genres)
• fixed "Fire 6" mapping issue for wiimotes & iCade
• allow ipod music playback
• keep app in background when exiting
• added a frameskip option
• customizable pad position
• touch pad&buttons position settings
• mutiple bugs fixes & smaller improvments
• CPS3: older jojo.zip & jojoba.zip supported, just rename them to jojo_old.zip & jojoba_old.zip