Improvements to social network interface (v2)
SCRUM pts - complexity:
This is an extension to task #5637 where a series of style improvements have been made together with the addition of a "social wall".
- the list of courses should be AJAX-paginated
- there should be a list of groups (as a box)
- if there is not content in courses and production boxes, the right column would be empty
- add a "visibility" setting for each production