Add Docker containerizer to Mesos-slave config
Add Docker containerizer to Mesos-slave config

fpgeek/playa-mesos,agilemobiledev/playa-mesos,kaysoky/playa-mesos,project-emrys/development-environment,codedellemc/vagrant,ilackarms/funC,emccode/vagrant,kaysoky/playa-mesos,austinpapp/playa-mesos,codedellemc/vagrant,agilemobiledev/playa-mesos,austinpapp/playa-mesos,codedellemc/vagrant,project-emrys/development-environment,ilackarms/funC,mesosphere/playa-mesos,emccode/vagrant,mesosphere/playa-mesos,fpgeek/playa-mesos,emccode/vagrant