factor out common code and set the path.

Get rid of all the -lrumpdev and -lrumpvfs that are no longer needed
after moving rump's mainbus from rumpdev to rumpkern.

Produces the same atf-run results as before.

Add rumpdev library for config_cfdriver_attach

Use rump.ping6 instead of ping6 with rumphijack(3)

Add another simple MPLS test but using this time a mixed IPv4/IPv6 LSR
This test encapsulates IPv6 packets, pass them over MPLS to an IPv6
neighbour that switches label and passes forward to an IPv4

Add another simple MPLS test but using this time a mixed IPv4/IPv6 LSR
This test encapsulates IPv6 packets, pass them over MPLS to an IPv6
neighbour that switches label and passes forward to an IPv4
neighbour. There, the IPv6 packet is decapsulated and passed to IPv6 stack
For the return path we test both implicit and explicit null encapsulations

show more ...