2011 Xperias: Use PIC proprietaries

Change-Id: Ic8536f7a0b77e5e2788afd54160d721ecfc05dd0
add support for Xiaomi MI2

Change-Id: I47604296c8258b93e49c70714a8d9ab5e40d7001

Conflicts:
	CONTRIBUTORS.mkdn
	nightly.xml