refactor helper methods from documents_helper, projects_helper and user_helper into display_name in model user.rb- cukes and rspec passsing.
added specs for testing first/last name with white space and empty fields. cukes and rspec tests passing
Merge pull request #151 from coloradobum/refactor_helper

Great job guys!
added cucumber Scenario for new story and started work on mocking external API requests to Github
getting my head around mocking external APIs
user-commits: cucs added, show-spec pending
added some viewsecs for profile show page
fixed config variable