update readme

README.md

@@ -1,12 +1,21 @@
-Rabbitmq-Cluster-Demo
+Rabbitmq Cluster Demo
 ===============
 
 RabbitMQ Server provisioned with Puppet on Ubuntu Trusty
 
-How Does it Work
+Requirements
 ===============
 
-* Start every vagrant machine (`vagrant up rbs1`, `vagrant up rbs2` , `vagrant up rbs3`)
-* Verify if they are running in a cluster (`sudo rabbitmqctl cluster_status`) on each server.
+* Vagrant 1.6.3 or later
+* Virtualbox 4.3.10 or later
 
+How does it work?
+===============
+
+* Start the rabbitmq server cluster `vagrant up`
+* The **vagrant up** command will create 3 rabbitmq servers and 1 bunny client.
+
+Issues
+======
 
+* Still have some issues with puppetlabs/rabbitmq puppet module and the cluster feature