Revert "Settings: Add ability to play audio to Boot Animation [2/2]"

This reverts commit 05652579d4c49d0b548b649502a4d22d7ef728d8.
[2/2] OmniGears: Add unlock icons for Gmail and Snapchat

Change-Id: I8e7ac95be9e523477d3f05397374b265179f003e
Add option to Restart SystemUI
spare parts -> General Settings
Move Restart SystemUI to crdroid Advanced
Update strings for Restart SystemUI