n7100: gps: add magic field to AGpsRefLocationCellID struct

Change-Id: Ife0d78438ae66423c6f69953614c0b51cb03d280
n7100: recovery: auto detect fstype for sdcard

Change-Id: Id39865872607abaca977d22a7b20b5cf09b50d02
n7100: gps: use psc

Change-Id: Ia7651f52755eb5c4e921b691fa00e4ecf9d04677