Fix: Use node fqdn

Change storm.yaml to use node.fqdn instead of route53 info,
which isnt' always present. Closes https://infochimps-developer.atlassian.net/browse/IT-149

Squashed commit of the following:

commit d862499c417c1c23c5ea900b9b15e65da8d7688b
Author: Travis Dempsey <travis@infochimps.com>
Date:   Fri May 23 16:56:47 2014 -0500

    use the nodes fqdn instead of composing it from route53 attributes

    Change-Id: I62a35ef7cc089d39e113939e49717ef657ae612e

Change-Id: I163715884f58823ee099e4f3d325f1bfa7f2b630