added rabbitmq module. I added this temporarily

while I try to sort out how to get the features
that I need into puppetlabs-rabbitmq.

nova/manifests/rabbitmq.pp

@@ -0,0 +1,9 @@
+class nova::rabbitmq {
+  package { 'rabbitmq-server':
+    ensure => installed,
+  }
+  service { 'rabbitmq-server':
+    ensure => running,
+    enable => true,
+  }
+}