Revert "Hide QS Panel Toggle [2/2]"

This reverts commit d37b51a87ffdba197c34823a1ff86f0e532a2a50.

Conflicts:
	res/values/cm_strings.xml
	res/xml/quick_settings_panel.xml
	src/com/android/settings/cyanogenmod/NotificationDrawer.java
	src/com/android/settings/cyanogenmod/QuickSettings.java

Change-Id: I96459d5f05e948482f7ecd7d2520af7d4ee974ce