fix apt-get install and removed github references
fix apt-get install and removed github references

jfroche/rabbitmq,ninjablocks/tutum-docker-rabbitmq,panoptix-za/docker-rabbitmq,B2Boost/docker-rabbitmq,PortNumber53/rabbitmq,ziporah/rabbitmq,tutumcloud/rabbitmq,cognition/rbrooker-rabbitmq,B2Boost/docker-rabbitmq