Fix sudoers on Jenkins slaves

Thanks to Jim Blair :)

https://review.openstack.org/#/c/72777
Remove silly data_path_info. Not needed
Fix minor variable typo in help message
Increase Gearman plugin min version to 0.0.6, the latest
Adding new Zuul merger integration into master node
Remove the Zuul module from os-ext-testing and use openstack-infra/confg's
Typo, not slave, server
Fixes for master Jenkins manifest after testing on VMs
Oh the difference a ! makes.
Correct problem in Jenkins sudoers file
Added support for different Zuul url_pattern

Signed-off-by: Roey Chen <roeyc@mellanox.com>
Merge pull request #1 from mellanox-openstack/master

Added support for different Zuul url_pattern