backend/app/lib/import_helpers.rb
allows imports to add to dynamic enum lists as a side effect
minor cleanup
Merge branch 'master' into 43810817-configure-enums-with-import
removed fuzzy validation method from import handler
Merge branch 'master' into 43810817-configure-enums-with-import

Conflicts:
	backend/spec/factories.rb
	frontend/app/controllers/import_controller.rb
fixed some crosswalk errors and created test for create_enum behavior during batch import
commented out some unused code
Merge pull request #308 from hudmol/43810817-configure-enums-with-import

43810817 configure enums with import