Add per-job URL patterns.

Add the option to specify the URL pattern left in Gerrit, per-job.

Example: a job that builds documentation and uploads it to a staging
site can leave the URL of the staging site iff the job succeeds.

Change-Id: I34841e61e9116fd8d4de7ac09d8f9cfe36fe78ec
Reviewed-on: https://review.openstack.org/18264
Reviewed-by: Clark Boylan <clark.boylan@gmail.com>
Approved: James E. Blair <corvus@inaugust.com>
Tested-by: Jenkins
3 files changed