Cleanup APN list for Norway

 * wap? WAP? What?!? Are we living in the dark ages with our dumbphones? :)
 * Remove redundant Telenor entries
 * Tele2 are part of NetCom now, and all users have been transferred there
 * Talkmore and djuice can use the Telenor APN
 * Remove providers that doesn't exist anymore
 * Update some APNs according to info on providers webpage
 * Consolidate some APNs

Change-Id: I2bd6441e476aebf1c0c63b34d659efce40e42847