Some work torwards the libplist issues
Remove libiconv, we don't need it.
Remove libiconv.so
Airplay should now be working on iOS6* devices

Managed to test a iOS6 device today to debug what was going on with libplist.so. 
Now fixed!
Still waiting on a fix for the iOS7.04 devices.
 Adjustments for Airplay
Update plist

https://github.com/xbmc/xbmc/commit/d6fcbcf4c99862b010a246eab96ae690d5f1baee
Sync to test repo

Hopefully this compiles.