The landing-page-plugin is being reworked and integrated into the repository overview. This requires new extension points and slightly adjusted components to better match the repository overview page visually. Also, binder options can now be passed as an object which offer a new priority option that causes sorting in descending order.
Use Bulma helpers whenever possible instead of custom styled components.
This pull request replaces primarily color definitions, spacing and flex instructions.
The styleguide for usage of visual elements has not been updated for a long time. In the course of this story it should be adapted to the current standards and rules. In addition, heavy violations were rectified directly.
