travis: enable fast_finish
travis: enable fast_finish

ybogdanov/go-dockerclient,csrwng/go-dockerclient,tarsisazevedo/go-dockerclient,paulbellamy/go-dockerclient,csrwng/go-dockerclient,tarsisazevedo/go-dockerclient,fsouza/go-dockerclient,davidstack/go-dockerclient,davidstack/go-dockerclient,ybogdanov/go-dockerclient