Settings: Volume key cursor control (2/2)

Change-Id: Ibc52b5d0c59558be9a24286ef6f1c6f049e117a3
settings: port IME selector notification toggle (1/2)

Change-Id: Idb29f94aa4be51166b24b59930428401ddd7416b
Merge remote-tracking branch 'cm/cm-12.0' into cm-12.0