Squashed Commits:
1.wingray: split up overlay between common and wingray-only

Change-Id: I48501dadca38e00d428a7129a7b6e65d13c139d8

2.wingray-common: update init.stingray.rc

Change-Id: Ib1aaa25095f7123f6b7de7903d0b2174a743569c

3.wingray-common: enable trebuchet wallpaper hack by default

Performance on the homescreen is miserable without it.

Change-Id: Ic09d0f323c962d853c3fd4231a45239e08e5c604

4.wingray-common: power: enable boostpulse for ondemand

And general cleanup.

Change-Id: If6c288473e54b99801e8fd394270a0dda37b6949

Signed-off-by: travp624 <travp624@gmail.com>