* chore(e2e): Optimized tests
Smoke Tests now run before the E2E tests, but in the same cluster
* chore: Removed unneeded test
* fix
* fix
* fix
* fix
* chore: Update to serving & eventing v0.13.0
* refactor(source): Update to Knative eventing 0.13.0
* Moved to "sources.knative.dev" API group
* Replaced CronJobSource with PingSource (and removed unsupported options for service account, requests limits)
* Move to versions:
- SinkBinding v1alpha2
- PingSource v1alpha2
- ApiServerSource v1alpha1
* update to eventing 0.13.1
* go.sum fix
* fixed test
* test updates
* try to enhance error output
* fix test.
* update tests infra to 0.13.1
- Pin contrib.go.opencensus.io/exporter/stackdriver@59d068f8d8ff5b653916aa30cdc4e13c7f15d56e
- Pin knative.dev/pkg@release-0.11
- Move `Destination` from (knative.dev/pkg) v1alpha1 to duckv1beta1
- Run tests against Eventing v0.11.0