Commit
8084f5a45ca45b3325d93905fbf7ed40d188b18e
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