ThirdPartySystems/Tail-f NCS CI

{{ThirdPartySystemInfo|name=Tail-f NCS CI|account=tailfncs|contact=Luke Gorrie <luke@tail-f.com>. (mobile: +41 79 244 32 17)|intent=Test ML2 subsystem changes with the Tail-f NCS driver.|structure=Currently Jenkins with all software running on the master. Planning switch to shellci (https://github.com/SnabbCo/shellci) to support parallel tests boxed in virtual machines.|method=Tempest API tests. Planning to enable Scenario tests under shellci when the tests are contained in VMs.|programs=Neutron (ml2)|status=in production, non-voting