Fixed mmsproxy for Mobinil MMS

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

Change-Id: I527b4efff7a30d1c210135040f88c3f63cd68c78
(cherry picked from commit a9c16339a90ad4c47abdfb0a3628bf02df67f656)
Added APN entry for Etisalat Egypt

Source of the entry is from Ultimate ROM LT4v6 for Samsung Note (N7000)

Change-Id: I38f50a90c06ff954e5927d43bb4f20a93e928c97
(cherry picked from commit dcf94577ced427cb7e638a0540adb31be77c06bb)
Fix TIM Brasil APN

Per https://jira.cyanogenmod.org/browse/CYAN-3073

Change-Id: Ie5dfba1edb17f975ba19d47850596f7b36ea3dd2
Fix Giffgaff APN

Per https://jira.cyanogenmod.org/browse/CYAN-3035

Change-Id: I6b5109849ec021877d79356eeb5b579a1b5b5bc6
Add OVIVO APNs

Per https://jira.cyanogenmod.org/browse/CYAN-2987 and
http://ovivomobile.com/wp-content/uploads/2013/05/OVIVO-Mobile-Android-Phones-Setup-Guide.pdf

Change-Id: I596d7614ce13bc28ecc05370c18eda82ef061060
Fix Telenor DK MMS APN

Per https://jira.cyanogenmod.org/browse/CYAN-2513

Change-Id: I29063f5be9a54843e551ddda3c86ab0fa932e5ee
Merge remote-tracking branch 'cyanogen/cm-10.2' into cm-10.2