- Add support for access_type per request using url parameter
- Add support for new params: access_type, approval_prompt, state.
- Fix Elixir warnings
- Target Elixir 1.3 and greater
- Fix OAuth bug with 0.6.0 pin
- Use OpenID endpoint for profile information
- Update authorize and token URLs
- Release 0.2.0 to follow Ueberauth