* Revision describe rebaseable
* Fix up for rebase
* Some tests
* moretests
* Forgot part of the refactor!
* Fix unit tests
* Change e2e tests and respond to feedback
* Update serving to 0.8. Try building.
* Find the right serving version
* Change our own import path to knative.dev to match
* Remove dependency on old version of client
* Update yaml template
* Add sleep to test to deal with race
* fix merge conflict
* Update vendor modules
* Validate invalid container concurrency options
* Use assert package
* Use FlagSet.Changed and don't care about default values
* Update dependency
* Follow e2e test changes
* Return error if invalid value is specified by users
* Fix broken e2e test
* Add more unit tests
* Fix error message
* Fix comment statement
* Revert back unrelated changes
* Fix typo