Update APNs

From CM

Change-Id: I0221c489f0fdafc678a26a597a8bcaaddc0196c5
Add StraightTalk APN

https://github.com/SlimRoms/vendor_slim/commit/0d84c55b7009b1163cb4ae8546b84847152edc11

Change-Id: I0f68a9fbfbaabe1b5375b1cb7964abb51a028d09
Test if new SU handles emulated correct now

http://review.cyanogenmod.org/#/c/50535/

Change-Id: I166bf6622a89653cd4f97f85f29e7151b241fb41
Add mk for GS3 att/spr/tmo/vzw

Change-Id: Ibb7b0da0e5a54019bce2d8691f0850c978e021de