Discard the stub version of zmq imported by previous unit tests (fix)
Discard the stub version of zmq imported by previous unit tests (fix)

TrimBiggs/calico,neiljerram/felix,TrimBiggs/calico,alexhersh/calico,nbartos/calico,fasaxc/felix,anortef/calico,ocadotechnology/calico,fasaxc/felix,neiljerram/felix,matthewdupre/felix,kasisnu/calico,neiljerram/felix,nbartos/calico,matthewdupre/felix,Metaswitch/calico,neiljerram/felix,Metaswitch/calico,beddari/calico,ocadotechnology/calico,beddari/calico,kasisnu/calico,anortef/calico,alexhersh/calico