Hootsweet

-----

- Improvements to refresh token callback

-----

-----

- Added /messages POST endpoint
- Added /messages/{id}/approve
- Added /messages GET
- Added /messages DELETE

-----

-----

- Added OAuth2 workflow for authorization
- Added script to obtain access token

-----

-----

- Added basic API access authorizing using an access token
- Endpoints available are;

- /me
- /me/organizations
- /me/socialProfiles
- /socialProfiles
- /socialProfiles/{profile}
- /socialProfiles/{profile}/teams

- Added HTTP exception handling
- Added initial tests