Check RabbitMQ server version from HAProxy
Check RabbitMQ server version from HAProxy

Signed-off-by: William Martin <9c35c700d580163e024ea0f314140dbb6ef9e1ac@pivotal.io>

pivotal-cf/cf-rabbitmq-release,pivotal-cf/cf-rabbitmq-release,pivotal-cf/cf-rabbitmq-release,pivotal-cf/cf-rabbitmq-release