[1/2] Base: Chamber of Secrets

PS5: Add long settings.
PS6: Remove Chamber if setting
	not active. Also prevent
	alert from retracting
	when device is rotated.
PS7: Whitespace
PS8: Add color-parsing to integers.
	Allows you to use "red",
	"green", "#ff0099cc", etc
	as input-values.  Fancy.
PS9: String Change
PS10: Null string check.
PS11: Null string ::: don't process code.

Change-Id: I47d85ddcfb71c207a983584e08166bc85ab7d588

Conflicts:
	packages/SystemUI/AndroidManifest.xml
	packages/SystemUI/res/values/slim_strings.xml
	packages/SystemUI/src/com/android/systemui/CreateShortcut.java
Some improvements on NavigationBar customization…

…based on new PS9 of #3151

Change-Id: Ia95b3987a5853a72c652e95bb0990861466b9d88