Settings: RU translation

Added translation for Camera button features.
PS2: Rebased
PS3: Translated more options added in recent commits.
PS4: Couple of more strings.

Change-Id: Ib7b27202d99826410b566655b8dfe6206d2fe39e
Camera button support: fix another ^C^V fail

Yes, that was merged way too fast...

Change-Id: I88243887446876de39e79020e6d8fecc6351bdde
Merge "Camera button support: fix another ^C^V fail" into cm-10.2
Merge "Settings: RU translation" into cm-10.2
Merge branch 'cm-10.2' of git://github.com/CyanogenMod/android_packages_apps_Settings into cm-10.2