I9100G: Enable home button wake setting

Patch Set 2: Fix ub0r derp.

Change-Id: I686aedad78c592d16872289a175f598c49b61592
i9100g: liblights: generic button backlight implementation

Change-Id: Ia3c4be6f2fb8a71a575e449ba7e8893d6bdd0e94
i9100g: recovery.rc cleanup, fstab cleanup

Change-Id: I47057d9111bba6709eb399d648be92706a620182
i9100g: reimplement button backlight notification support

Change-Id: I3a57adf60718f7af2c3524cba2f488c29f92099b
Merge pull request #2 from Ryuinferno/jellybean3

Updates from CM repo