add T-Mobile's IPv6 APN

Change-Id: Ice9d714bbcb6a376692d5bb04fd5c636ae4ee01c
Add context for CM's alternate dalvik-cache path

... Same as the standard one

Change-Id: I3a0b70f96305c460bb09d9c1ee027579051aa2a4
Merge remote-tracking branch 'upstream/jb3' into local_jb3