Updated examples and sample app
Updated Gemfile
Minor changes to requrie logic in Rakefile
Updated gemspec with minor tweaks
Require tweaks to omniauth-google-oauth2.rb
Minor require tweak to google_oauth2.rb
Bumped version to 0.2.0, there are breaking changes
Updated spec helper requires
Removed empty rspec configure block since we don't use it.
Minor tweaks to readme for clarity
Cleaned up code and refactored tests, far too many contributors... jk