Add keyboard backlight settings

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

Change-Id: If964e41cdb55d78e3365e4409554c4a01fd9fe10
Update proprietary-files

Change-Id: Iddfffe76c6cfba38ab408831a3a0ba63ce490572
Merge branch 'cm-10.2' of https://github.com/CyanogenMod/android_device_motorola_xt897 into jb3