t0lte: clean up device tree

Clean up overlays and cm.mk

Change-Id: I371505cbe4ba9ccbf2aac765f2ea1b4f13155df5
Signed-off-by: Ricky Salinas <rsalinas1@mail.usf.edu>
Merge branch 'cm-11.0' of https://github.com/CyanogenMod/android_device_samsung_t0lte into cm-11.0