Revert "Network usage in statusbar(Settings part)"

This reverts commit 5ed28fc61566cf48fa2d54eb5651af2cb9497816.

Conflicts:
	src/com/android/settings/paranoid/Toolbar.java

Change-Id: Ia977c867aa36b831175d87acb82fa464aec0b535
Fix button brightness preview.

Change-Id: I2b0933062d443855114088e1bb4c09c68a83a0e5
Merge branch 'jb43-legacy' of https://github.com/ParanoidAndroid/android_packages_apps_Settings into jb4.3