Fix up siteid assignment; do not rely on site ids in links, determine what they should be from the siteids on the nodes.
Fix up siteid assignment; do not rely on site ids in links, determine
what they should be from the siteids on the nodes.

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