Quiet Hours: Add 4 state (off, timed inactive, timed active and forced on) support

Change-Id: I2486d2dd40d0db9fceab74d53fba233bac508de3
Merge "Quiet Hours: Add 4 state (off, timed inactive, timed active and forced on) support" into cm-11.0
Merge remote-tracking branch 'cm/cm-11.0' into cm-11.0