- Stop presuming job will be configured with checkout into a 'component' dir
- Disable autocheckout
- Specify checkout within 'component' dir
- leave the workspace around on pipeline failure so we can browse it.
* Jenkinsfile that works for all current branches.
* adds dev-support script for setting parameters for our yetus nightly invocation
* quiets the "zip test results" step
Signed-off-by: tedyu <yuzhihong@gmail.com>