Remove hack to avoid mrouted on 9.0.
Remove hack to avoid mrouted on 9.0.

Whatever the issue was, I seem to have avoided it through a combo of updating
all the 9.0 stuff and reverting to an older mrouted port.

nmc-probe/emulab-nome,nmc-probe/emulab-nome,nmc-probe/emulab-nome,nmc-probe/emulab-nome,nmc-probe/emulab-nome,nmc-probe/emulab-nome,nmc-probe/emulab-nome,nmc-probe/emulab-nome,nmc-probe/emulab-nome,nmc-probe/emulab-nome,nmc-probe/emulab-nome