Checks for existence and readability of all filter files before passing them to the bottleneck-checker. This definitively fixes the NaN bug. Untested.
Checks for existence and readability of all filter files before passing them to the bottleneck-checker. This definitively fixes the NaN bug. Untested.

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