Switch gerritlib, gerritbot, and JJB over to the new pypi publishing
jobs.
Change-Id: I6fd72c8bdbd4a87cc83f2f7f8f411cf57e8d8e07
Reviewed-on: https://review.openstack.org/16455
Reviewed-by: James E. Blair <corvus@inaugust.com>
Approved: Jeremy Stanley <fungi@yuggoth.org>
Reviewed-by: Jeremy Stanley <fungi@yuggoth.org>
Tested-by: Jenkins