added check_rabbit_cluster.py
Added cluster check to nrpe cfg
added file block for check_rabbit_cluster plugin
changed from simplejson to json
corrected check name for check_rabbitmq_cluster
added .py extension check_rabbitmq_cluster.py
added timeout to URL open
changed cluster_nodes string to include node type (disk)
commentde out manual cluster join
removed .config extension from config file path
removed FQDN from cluster nodes
changed tag for nova user to monitoring
Merge pull request #1 from crowbar/nagios02

Nagios02