Under CM, always assume kernel source is present
display: Let the gralloc_priv.h header be overloaded

Change-Id: I44a10eaa285d0521669781a4fafb7641df209186
display: Use project pathmap

Change-Id: Idebfe1e9477b5b05410df11071f681eec8d41c74
display: add TARGET_PROVIDES_LIBLIGHT

ps1: Initial port to cm-12.0
ps2: Add 8084 and 8226

Change-Id: I9388f3582d74b4b569e2807e4ec6177dc50f38d0