Document how to setup prometheus-operator for Knative (#52)
Document how to setup prometheus-operator for Knative (#52)

* Document how to setup prometheus-operator for Knative

* Fix the metadata.labels

* Fix the README file

 - Expand the kubectl flag names
 - Remove the trailing punctuation in the headers
 - Add simple commands to create a GKE cluster and to grant the cluster admin permissions
 - Add a note to skip installing the monitoring components coming with Knative serving

knative/observability,knative/observability