Make config file writing conditional
Add dave f ssh key
Add tim ampe ssh key
Add another key for Jamie
Add Luke ssh key
Add supervisord_shutdown cookbook

Registers an upstart config to gracefully kill all supervisord processes
on system shutdown.
Add hbase and opentsdb recipes
Add tcollector cookbook
Make tsdb start in the background
Change opentsdb port to 5672
Update tsd port in tcollector
Fix tcollector start command
Add wfrensh ssh key
Add rabbitmq::management for enabling management interface