simplify listing page
simplify listing page

- no left navigation
- temp fix no-title issue
- remove page numbers in pager
- remove xml export link and make title to link to export
- remove metadata that we dont have (nr views)
- add course number and run

amir-qayyum-khan/lore,amir-qayyum-khan/lore,amir-qayyum-khan/lore,amir-qayyum-khan/lore,mitodl/lore,amir-qayyum-khan/lore,mitodl/lore,mitodl/lore,mitodl/lore,mitodl/lore