* Added course forum widget
* Updated name and moved `functions.php` and `forum-widget.php`
* Updated load translation function
* Updated addon name to match the other addons
* Fixed issue with forum link not working for non logged in users
* Fixed course forums not displaying on bbp page other than forums page
- Added participant forum role to new students
- Added nonce to meta box display and save functions
- Added and include translation/update class
- Added plugin constants
- Improved subscribe button display logic
- Improveed text domain to match directory slug
- Improveed display of private forums in course forum widget
- Fixed forum access
- Fixed "any" forum type restricted message and view logic
- Fixed "any" limit post logic
- Fixed to include translation file does not exist
- Fixed "all" type view access logic