update target device now that audio hal config doesn't depend on it

Change-Id: Iadbabf1f77d91d6a80476e12aa1f16a93559c7ab
Cleanup system.prop

Change-Id: I5306892e0596501e789eed10ced1088a58124e03
update fingerprint/description

Change-Id: Iabfbfef23deb693c4f9b88caf76b0142fe4e402d
i605: fix assert failed on some recoveries

Change-Id: I411b46bccef7d794a5a259f9814f8590d41525f9