Add a flag to support clean STI builds to the STIBuildStrategy
Merge pull request #362 from csrwng/add_clean_build_flag

Merged by openshift-bot
Godoc fix
Merge pull request #385 from jhadvig/godoc_fix

Merged by openshift-bot
Implement deployments with pods

Refactor the deployment mechanism to be exclusively pod based. Refactor
the deployment API accordingly. Improve test coverage, and provide the
foundational support for implementing more built-in deployment strategies.