Remove unnecessary services (network, rabbit) and add new command for nova checks
Merge pull request #67 from MirantisDellCrowbar/bug/DCB-150/pebbles/master

https://github.com/crowbar/barclamp-nagios/pull/67

Merged by devtool for cloudsleuth
Required syntax changes to support ruby version 1.9

"case" syntax changes and using "node.set[]=" instead of "node[]="
Nagios is not supported on windows clients for the moment

Since nagios is not supported for windows clients at the moment,
it should not apply linux-specific recipes if platform is windows.