m7: remove duplicated overlay values

Change-Id: Ie8fc85166cb1da389b1546613d3ada4569e7da12
m7: clean up fstab

Change-Id: I066cb5179287e84c95223e3c2c42b001318b02dd
m7: split device tree into m7ul, m7att, m7spr, m7tmo
m7ul: improve proprietary file handling
m7ul: add device guard
m7ul: override OTA assert
m7ul: allow m7 devices

Change-Id: I828003e2a38ae7380d98c4f4cfa86e944e7c94a6
m7ul: handle all init scripts in m7-common

Change-Id: I7a5b9a18640ebd2b91f0cc5f4ad00f6d961c23f9
m7ul: handle recovery fstab in m7-common

Change-Id: I1f79338b68485ff1f31bfc63cc4cbec47aa74bea
m7ul: set lteOnGsmDevice and default to LTE,GSM/WCDMA

Change-Id: I6daa144fff516efb8d1e3d068c9f0483e438c369
Merge github.com:CyanogenMod/android_device_htc_m7ul into jb2

Conflicts:
	carbon.mk

Change-Id: I711bf5ce94adb155e2c08f628cdb1bba9788b1bd