falcon: Move GPE ext4 entry to fstab

Change-Id: Idf62a4e9cde2e09d07bbeb875066d941375d0c91
falcon: Re-order filesystem type check for GPE

Change-Id: I7608799423134c1c2fc6d14e2072a2a12b330a79
Merge branch 'cm-12.0' of https://github.com/CyanogenMod/android_device_motorola_falcon into mkl