* Added models for:
** Role
** User                       -> Defines a site-wide user-profile.
** Forum/Category             -> Defines a category that can contain multiple forums.
** Forum/Forum                -> Defines a forum that contain threads.
** Forum/Thread               -> A top-level user-post in the forums.
** Forum/Comment              -> A reply to a Forum/Thread.
** Forum/ForumModeration      -> Defines a connection between a forum and user as a moderator.
** Forum/CategoryModeration   -> Defines a connection between a category and a user as a moderator.
** ForumRoleMatch             -> Defines rules for a specific role in a forum.

* Added controllers for:
** Home                       -> Manages general pages.
** Users                      -> Display and list users.

* Added layout and views.
* Fixed Thumbnails' black background. (Caused due to a statement in an automaticaly generated SCSS file).