Add error checking and more precise regexp
BZ #1143311 - ensure libvirt started before set virsh secret

https://bugzilla.redhat.com/show_bug.cgi?id=1143311
Merge pull request #367 from cwolferh/libvirt_secret_puppet_ordering_fix

BZ #1143311 - ensure libvirt started before set virsh secret
Merge pull request #363 from vvaldez/enhance-bridge-script

Add error checking and more precise regexp
Added monitoring with nagios