add egress rule to support connections to rabbit management from the bastion
Merge pull request #965 from edx/jarv/add-rabbit-bastion-outbound

add egress rule to support connections to rabbit management from the bas...
using hosts all for commoncluster
Build from release instead of master
typo, forgot to add release
Merge pull request #972 from edx/jarv/change-host-specifiers

using hosts all for commoncluster
Merge pull request #973 from edx/han/vagrant_script

Build from release instead of master
Merge branch 'master' of https://github.com/edx/configuration