Revert "change node names to be the md5 of the ip of the vm"
Revert "change node names to be the md5 of the ip of the vm"

This reverts commit 49881171bf7e4d2b525ea25dbd0bb71038a8a2a5.

pivotal-cf/cf-rabbitmq-release,ryheena/rabbitmq,pivotal-cf/cf-rabbitmq-release,pivotal-cf/cf-rabbitmq-release,ryheena/rabbitmq,pivotal-cf/cf-rabbitmq-release,shinji62/cf-rabbitmq-release,shinji62/cf-rabbitmq-release