Vagrant: add access to RabbitMQ admin.
Vagrant: add access to RabbitMQ admin.

See http://dev.dosomething.org:15672.

DoSomething/dosomething,sbsmith86/dosomething,DoSomething/phoenix,DoSomething/phoenix,sergii-tkachenko/phoenix,mshmsh5000/dosomething-1,sbsmith86/dosomething,sergii-tkachenko/phoenix,deadlybutter/phoenix,sergii-tkachenko/phoenix,deadlybutter/phoenix,DoSomething/phoenix,sergii-tkachenko/phoenix,DoSomething/dosomething,mshmsh5000/dosomething-1,mshmsh5000/dosomething-1,sbsmith86/dosomething,DoSomething/dosomething,sergii-tkachenko/phoenix,deadlybutter/phoenix,DoSomething/phoenix,sbsmith86/dosomething,deadlybutter/phoenix,DoSomething/dosomething,DoSomething/phoenix,sbsmith86/dosomething,deadlybutter/phoenix,mshmsh5000/dosomething-1,mshmsh5000/dosomething-1,DoSomething/dosomething,sbsmith86/dosomething,DoSomething/dosomething