Fix NPE Crash on Accessibility Settings

This reverts commit 93b155754c2e1091d937340c3e39d84790162a2d
That commit was never needed. Whoopsies :)
Other minor crashing fixes

Fix SchismStats crash
Possible fix for sound settings
Clean-up xml sound_settings

Signed-off-by: Chintan Shah <cgintan1998@gmail.com>
Merge branch 'kk-4.4' of https://github.com/TheSchismROM/android_packages_apps_Settings into kk-4.4
Revert "Revert "Settings : Add preference for proximity wake""

This reverts commit b47e0e1e5470169b39e972b852dafe89efc1798b.