Use PRODUCT_BOOTANIMATION instead of COPY_FILES

Change-Id: I10f6db5687ba2a3724a00b94bc7592dbd6405b82
Add HTC One X+ contributors

Change-Id: I4de7664d784e68b5efc7bb0faa29d31524bbe079
Update Motorola device contributers

Change-Id: I782d9d439afbbf1e756f63e0a62384a3853143dd
Merge remote-tracking branch 'upstream/cm-10.2' into cm-10.2