Capturelogchange

Upgrade support in Jenkins.

https://albino.pistoncloud.com/job/Upgrade_Tests/325/console

Disregard everything after:
# Done.
exit

script-wise as it's not run and will be removed once changes are merged to master.

that is just where the artifacts are getting copied to on smurf. it's not the original teacup dir, that is /tmp/teacup-artifacts-${EXECUTOR_NUMBER}/. i have made it more readable for functional and upgrade results.