add factory for afc_group
add afc_group to config/role_map.yml

Create afc_group in config/role_map.yml
Use factory user afc_admin in development, test, cucumber, and staging environments.
Add real users to staging and production environments.
add afc_group as editor for ArchiveItAccw collection.

Update examples to test for correct editor groups.
Specify editor in ArchiveItAccw resource set.
clean up white space

Clean up extraneous whitespace on one line of oai_dc_http_reader.rb
Add spaces around << operator in oai_dc_http_reader.rb to visually distinguish
  append operation from "here document" declaration.
Add feature tests for AFC Group

Add AFC_Group user to logged_in_users.yml cassette
Add AFC Group login scenario
Add Archive It ACCW edit scenario for AFC_Group (authorized) user
Add Archive It ACCW edit scenario for unauthorized user
add scenario for authenticated but unauthorized user

Add ArchiveIt ACCW edit scenario for an authenticated, but unauthorized, user.
Merge pull request #113 from NYULibraries/feature/create-afc-group

Feature/create afc group