Fixes a bug in the demo server where it referred to the non-existing 'get_result' function instead of 'get_access_token'
Merge pull request #7 from betamax/master

Fixed #6 as the gem is not updated with the get_result function in the pocket-ruby lib.
removed Gemfile.lock
added Gemfile.lock to .gitignore
update README.md badges
Merge pull request #8 from alexchee/master

Removed Gemfile.lock and added Gemfile.lock to gitignore. Bundler should use gemspec instead.