Move to HTTPS and add a plugin description
Move to HTTPS and add a plugin description

maselvaraj/mesos-plugin,jenkinsci/mesos-plugin,jenkinsci/mesos-plugin,vinodkone/mesos-plugin,mesosphere/mesos-plugin,mesosphere/mesos-plugin,jenkinsci/mesos-plugin,vinodkone/mesos-plugin,maselvaraj/mesos-plugin