Revert "App sidebar [1/2]"

This reverts commit 02c3b06bf5c7af69f090beddf0cc486c94742407.

Conflicts:
	core/java/android/provider/Settings.java
	packages/SystemUI/res/values/cm_strings.xml
	packages/SystemUI/res/values/dimens.xml

Change-Id: I1bfb7b59d90d66fcc8f66d0e5a34a482635080a8