[nat] Add VTY support to the BSC nat application

* Create struct bsc_nat and move the various lists into this structure
* Create the VTY code
* Call the VTY init and parsing code
* Create functions to create the types..
* Add some stuff into the bsc_connection to be used for the NAT with
  proper config files. E.g. to close the connection if the BSC does not
  respond to a given command.
3 files changed
tree: 393944e4fb9e10c8f07f84adc0db3ca139fe51a6
  1. hlrsync/
  2. linux-kernel/
  3. openbsc/
  4. wireshark/