Update CDMA apns

Based on http://review.cyanogenmod.org/#/c/49314/
Fixed Sprint with http://review.cyanogenmod.org/#/c/51425/

Change-Id: I8768752efa057d2d2cb2f9a95951bfa6177d79a0
Merge "Update CDMA apns" into jb-mr2
Merge remote-tracking branch 'upstream/jb-mr2' into jb-mr2