Disable Boot Animation

Thanks to sixcarnage for build.prop entry
http://forum.xda-developers.com/showthread.php?t=2116754

Change-Id: Iaa8b6d2701b9a100677ca20a5c7a82608bed1dd8

Conflicts:
	res/values/custom_strings.xml
	res/xml/propmodder.xml

Conflicts:
	res/values/liquid_strings.xml