Match cm's spn-conf

Change-Id: Ia6f2704293f2c3ed933eb925829eb2b5dfd6c6f2
Fixed mmsproxy for Mobinil MMS

See https://www.facebook.com/permalink.php?id=422136431132589&story_fbid=629385780407652

Change-Id: I527b4efff7a30d1c210135040f88c3f63cd68c78