update gemspec to fix configatron errors
Merge pull request #155 from t-bullock/configatron-version-fix

update gemspec to fix configatron errors
fix failing authorization test
fix typo in tags string
fix check graphics on user signup page
Merge pull request #157 from t-bullock/fix-check-graphics-on-signup

fix check graphics on user signup page
Merge pull request #156 from t-bullock/grammar_fix

fix typo in tags string