[1/3] Base: QuietHours: allow disable system sound

taken from slimroms

https://gerrit.slimroms.net/#/c/12180/

Allow to disable :
1. DialPad tone
2. touch sounds
3. screen lock sound
4. volume adjust sound
5. dock sound

in quiethour time

Change-Id: I2a1a7949ac6bdc48376980fac8ad2ae2c90fdfc9
Merge "[1/3] Base: QuietHours: allow disable system sound" into android-4.4
Merge remote-tracking branch 'omni/android-4.4' into android-4.4