added capybara gem + updated spec_helper
Merge pull request #20 from ephe-meral/add-gem-capybara

Added capybara gem + updated spec_helper to use it
added factorygirl gem + updated spec_helper
added missing Gemfile.lock
Merge pull request #22 from ephe-meral/add-gem-factory-girl

Added factorygirl gem + updated spec_helper
merged develop branch