Allow port spec in hardwired bossnode (/etc/testbed/bossnode). Append a :portnum argument. Makes it easier to arrange for testing my own version of tmcd on boss by forcing all tmcc requests to a specific port.
Allow port spec in hardwired bossnode (/etc/testbed/bossnode). Append
a :portnum argument. Makes it easier to arrange for testing my own
version of tmcd on boss by forcing all tmcc requests to a specific
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