Cleanup storm startup script to allow for noop stop
Cleanup storm startup script to allow for noop stop

Change-Id: I3e2f07ce44e09947ced4c6cbda3a500cb204a41b
Issue: CIRRUS-1584

twc-openstack/puppet-monasca,openstack/puppet-monasca,openstack/puppet-monasca,openstack/puppet-monasca,twc-openstack/puppet-monasca,openstack/puppet-monasca,openstack/puppet-monasca