Merge branch 'oauth20_verifyaccesstoken'
Merge branch 'master' of github.com:apigee/api-platform-samples
Add OAuth 2.0 Authorization Code flow, Implicit flow and Client Credentials flow, with the help of sample login app
More cleaner oauth-login-app. Removed unnecessary policies and simplified the conditional flows as the conditions will be handled by the policies itself. Formated the xml snippets
Merge pull request #13 from baskaran-md/oauth-login-app

OAuth 2.0 dance for 3 grant_types with sample login app