Commit
c6e1f075a1b153e4edc0e28bdd53b46121bcea1d
by lynxisRework SGSN code to use new libvlr code
The libvlr code will take most of the logic of the Routing Area handling.
By using the new libvlr code, the ACL and usage of the SGSN without the
HLR has been removed.
Change-Id: I9c5b4ec1b337c35e85c2d1a3d09b318380ae6ef8