MTNL apn fix

MTNL uses 68 and 69 MNC respectively in Delhi and mumbai

forward port of this change
http://review.cyanogenmod.org/#/c/27022/

Signed-off-by: Arnav Gupta <championswimmer@gmail.com>
Add Motorola OMAP4 Device Maintainers

Change-Id: I0e31c01552ebd46f16b278943fc9069437ee2865
Merge remote-tracking branch 'upstream/cm-10.1' into cm-10.1