doDisco -> triggerDiscoveryCh; discovered -> serversDiscoveredCh
doDisco -> triggerDiscoveryCh; discovered -> serversDiscoveredCh

Also fix log line formatting

frundh/nomad,nak3/nomad,burdandrei/nomad,barnardb/nomad,hashicorp/nomad,achanda/nomad,diptanu/nomad,achanda/nomad,diptanu/nomad,burdandrei/nomad,diptanu/nomad,jorgemarey/nomad,barnardb/nomad,burdandrei/nomad,barnardb/nomad,hooklift/nomad,jorgemarey/nomad,jorgemarey/nomad,novilabs/nomad,xytis/nomad,achanda/nomad,kmalec/nomad,achanda/nomad,hooklift/nomad,barnardb/nomad,burdandrei/nomad,achanda/nomad,nak3/nomad,barnardb/nomad,dvusboy/nomad,frundh/nomad,nak3/nomad,Ashald/nomad,hashicorp/nomad,xytis/nomad,xytis/nomad,barnardb/nomad,burdandrei/nomad,diptanu/nomad,hashicorp/nomad,diptanu/nomad,burdandrei/nomad,xytis/nomad,frundh/nomad,nak3/nomad,dvusboy/nomad,dvusboy/nomad,jorgemarey/nomad,hooklift/nomad,kmalec/nomad,Ashald/nomad,xytis/nomad,jorgemarey/nomad,nak3/nomad,frundh/nomad,hooklift/nomad,jorgemarey/nomad,dvusboy/nomad,burdandrei/nomad,barnardb/nomad,nak3/nomad,xytis/nomad,hashicorp/nomad,dvusboy/nomad,xytis/nomad,hooklift/nomad,frundh/nomad,kmalec/nomad,frundh/nomad,novilabs/nomad,diptanu/nomad,Ashald/nomad,hooklift/nomad,diptanu/nomad,achanda/nomad,kmalec/nomad,novilabs/nomad,novilabs/nomad,hooklift/nomad,hashicorp/nomad,Ashald/nomad,jorgemarey/nomad,achanda/nomad,kmalec/nomad,hashicorp/nomad,Ashald/nomad,kmalec/nomad,Ashald/nomad,novilabs/nomad,frundh/nomad,dvusboy/nomad,Ashald/nomad,novilabs/nomad,kmalec/nomad,novilabs/nomad,dvusboy/nomad,nak3/nomad