t0lte: clean up device tree

Clean up overlays and cm.mk

Change-Id: I371505cbe4ba9ccbf2aac765f2ea1b4f13155df5
Signed-off-by: Ricky Salinas <rsalinas1@mail.usf.edu>
Merge remote-tracking branch 'cm/cm-11.0' into cm11mod

Conflicts:
	cm.mk