Add keyboard backlight settings

Change-Id: Id4d2290888f5377f7a57d0ced24d21252984783e
bluetooth: enable the qcom features for WCNSS

Change-Id: If964e41cdb55d78e3365e4409554c4a01fd9fe10
Merge branch 'cm-10.2' of git://github.com/CyanogenMod/android_device_motorola_xt897 into cm-10.2-mods