Re-implemented app sidebar [2/2]

Drawables from @DirtyUnicorns-KitKat, credits to them.

Change-Id: I594ff26596e84eb5641005ff391915d60662b050

Conflicts:
	AndroidManifest.xml
	res/values/pac_arrays.xml
	res/values/pac_strings.xml
	res/xml/pac_ui_settings.xml