Adding archived pull requests to the API.
Merge pull request #505 from andrew/adding-archived-pull-requests-to-api

Adding archived pull requests to the API.
Adding created_at to pull request JSON.
Update the API documentaion Fixes #502
Update API documentation. Fixes #502
Merge pull request #506 from fmendez/502-update-api-doc

Update the API documentaion Fixes #502.  Dropping WIN bombs.
Move API details to a lang file

Uses "organisation" UK spelling since a existing key
already exists under that spelling.
Merge pull request #508 from randomecho/api-lang-file

Move API details to a lang file
Removing these temperamental specs as they fail.