ChaosLab: Add section for adding lab features

Change-Id: I520b2bf5d44a65c0baa1a7dbeea16c052229cfde

Conflicts:
	AndroidManifest.xml
Gesture Anywhere: Add gesture anywhere feature into the ChaOS Lab [2/2]

Change-Id: I51ead6cc35684104ecc1211df0a598d1a0b816c1

Conflicts:
	AndroidManifest.xml
	res/values/lab_strings.xml