0.2.3: Fallback to GIT_CLONE_COMMIT_HASH if BITRISE_GIT_COMMIT is empty (#1)

* Fallback on `GIT_CLONE_COMMIT_HASH`

* Output all env vars

* Only capture `GIT_CLONE_COMMIT_HASH` if necessary. Further debug outputs.

* Ignore `CanPlayJob`.

* Cleanup debug output.

* Bring back `publishBuildStatus`