adds maintenance_provider enum to service request
Merge branch 'master' of https://github.com/alindeman/pathway-homes into maintenance_provider
white lists adding maintenance provider on service request controller
Merge branch 'master' of https://github.com/alindeman/pathway-homes into maintenance_provider
Merge branch 'master' of https://github.com/alindeman/pathway-homes into maintenance_provider
Merge pull request #86 from alindeman/maintenance_provider

Maintenance provider