m8: Force full GLES virtual layers to go via HWC

Change-Id: I0239360c65871d4b632c2ad7ed0c28226cbed68a
m8: enable TARGET_NO_RPC

Change-Id: I4ce8921936c0b030492fea886baaf27bcd120f6a
m8: commonize libtime_genoff

* md5's matched
* this blob needs special treatment if we are to use qc time services
* update both extract-files.sh and setup-files.sh
* no need to create m8-vendor.mk twice

Change-Id: I3d603713e873b024eb0fab0285ed4965da31f7c0