Revert "Fix last signal bar being a pixel to high."

Thanks @thederekjay who find out that this commit caused a bug with the signal icon.
This reverts commit 5d9f58f6ad3685c3ff36bc8117cb4509e58e382f.
Status bar brightness control

+ added some fixes to original implementation (thanks mostly cm for that)
+ add multiuser support

Change-Id: Ibc5cc15a9b43eade73670d308d5cc788c93b6210

Conflicts:
	core/java/android/provider/Settings.java
Merge branch 'kitkat-remix' of github.com:AOSPAL/android_frameworks_base into kitkat-remix
[1/3] TeloRadio frameworks_base
	* Defines preferences

Conflicts:
	core/java/android/provider/Settings.java
Merge remote-tracking branch 'base/kitkat-remix' into remix-legacy

Conflicts:
	core/java/android/provider/Settings.java