* Implement human readable output for kn route describe
- Keeps the machine readable output
- Align the command description text, check for single argument, reported error messages and unit tests in service, revision, route, source binding describe commands
* Dont print separate section for owner references
* Print Service heading irrespective of owner.Kind == Service
* Align desc, err msg for trigger, apiserver and cronjob source
* feature(serving): Update API to serving.knative.dev/v1
Due to an issue with 0.12.0 (a missing constant) the update also includes an update
to the latest knative-serving and knative-eventing dependencies from master
(as reflected in version.go)
Signed-off-by: Roland Huß <roland@ro14nd.de>
* fix(serving): Bogus import removed
* fix(serving): Add missing go.sum entry