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