Fixtures for all statuses

https://osraav.atlassian.net/browse/OSRA-93
https://osraav.atlassian.net/browse/OSRA-94
https://osraav.atlassian.net/browse/OSRA-95

- create fixtures for Statuses, OrphanStatuses & OrphanSponsorshipStatuses
- delete respective factories
- configure RSpec & Cucumber to use fixtures
- refactor specs to use status fixtures
- refactor scenarios to use status fixtures
- clean up Cucumber's DatabaseCleaner config

OSRA-93 OSRA-94 OSRA-95 #Code-Review