More test cleanup.  Leave no data behind stopgaps.
Merge branch 'master' of github.com:SpeciesFileGroup/taxonworks
Merge branch 'master' of github.com:SpeciesFileGroup/taxonworks
Refactoring, FactoryGirl in let().
Refactoring to get towards leaving no trace in tests.
Merge branch 'master' of github.com:SpeciesFileGroup/taxonworks