find7: Add LED overlays

Change-Id: Ide47ceec9b06ea605c18dc9fcd37bfe8bb3e82e8
find7: Skip redundant dtc build step

* Creating dtb is now done as a step of the inline kernel build.

Change-Id: I9f0689082f04999a45dfc2d62685dc342c781601
find7: Move kernel commandline to device

Change-Id: I6b0ab7a541f8630261ecc02e007c7b9943e195ee
find7: Moving audio_policy.conf out of common repo

Change-Id: Ie4fd72e2057f6533f9a9f311e5277bbd430befd6
Merge remote-tracking branch 'cm/cm-11.0' into kitkat

Conflicts:
	BoardConfig.mk