In 2.0 PvE Commendations are being 'collapsed' into 'classic comms' - this is explained in the following links below...
PvE Comms in 2.0 ...and here... ... and also here.
Don't lose a load of commendations that you can turn into companion gear / credits!
PvE Comms in 2.0 - Read This or Weep (possibly)
Kazeus / Apr 03, 2013