MediaScanner behavior on boot (3/3)

Lets you enable/disable/ask (with a notification) media scanning on boot.
Can speed up boot and reduce initial boot lag from MediaScanner

Change-Id: Ib09f2de2b3ae3e62eb59be681cf48e0bce14ef17
PowerManager: Don't wake up device when charger is plugged/unplugged (2/2)

This will add the option to disable waking up the device when a charger
is plugged or unplugged.

added as well config option to disable volume rocker wake for devices
which do not support it well

Change-Id: Idf37087b4cdee94c8557d67ab3d491d65bc60c36
Add Camera sound toggle [1/3]

Change-Id: I77e2259f753ec8a37e5dcc97df100b588a45d3b0
Merge pull request #1 from SlimRoms/kk4.4

Kk4.4