Remove Rails dependency.
Merge pull request #13 from abuiles/remove-rails-dependency

Remove Rails dependency.
Add jshint config
Move gem config into root for easier git bundling
Bump version
Fix skips authentication when user is not signed in [Closes #19]
Cleanup
Add hook for ensuring valid credentials before sign in
Improve setup of supporting gem
Bump version
Fix placement of gem require
Bump version
Add lib directory to gemspec
Bump version