Pass configuration file as parameter in Fetcher classes

    - Add test.conf for fetcher unit tests

Update fetcher classes to create collection records

- Update fetchers to add sourceResource.collection field to records
- Update enrich module to enrich according to ingestType
- Updated "subresources" to "sets"
- Remove oai-set-name from enrichment_coll for all profiles
- Pass configuration file as parameter in fetcher classes
- Add test.conf for fetcher unit tests
- Update clemson test files to include only array of records
- Remove legacy unit test from couch tests