fixed typo where fields were missing the 'volume_' prefix
Merge pull request #126 from cloudnull/CinderTypoFix

fixed typo where fields were missing the 'volume_' prefix
Add check for nova-api-metadata

This adds a new maas_local check for the nova-api-metadata service. We
also change the alarm status message for the nova_api_local_status
alarm.
Merge pull request #133 from mancdaz/bug_67

Add check for nova-api-metadata