Renaming mentions of "hack-on-gcloud" as "hack-on-google-cloud-python".
Renaming mentions of "hack-on-gcloud" as "hack-on-google-cloud-python".

Done via:

$ git grep -l 'hack-on-gcloud' | \
> xargs sed -i s/hack-on-gcloud/hack-on-google-cloud-python/g

calpeyser/google-cloud-python,tseaver/google-cloud-python,jgeewax/gcloud-python,jonparrott/gcloud-python,jonparrott/gcloud-python,dhermes/google-cloud-python,tswast/google-cloud-python,dhermes/google-cloud-python,tseaver/gcloud-python,GoogleCloudPlatform/gcloud-python,Fkawala/gcloud-python,Fkawala/gcloud-python,daspecster/google-cloud-python,googleapis/google-cloud-python,tseaver/google-cloud-python,jgeewax/gcloud-python,googleapis/google-cloud-python,daspecster/google-cloud-python,quom/google-cloud-python,calpeyser/google-cloud-python,tswast/google-cloud-python,quom/google-cloud-python,tseaver/gcloud-python,jonparrott/google-cloud-python,jonparrott/google-cloud-python,tswast/google-cloud-python,tartavull/google-cloud-python,dhermes/gcloud-python,dhermes/gcloud-python,GoogleCloudPlatform/gcloud-python,tseaver/google-cloud-python,tartavull/google-cloud-python,dhermes/google-cloud-python