Add right-hand-most-popular component
Add list item type for right-hand-most-popular
Add styling for right hand most popular list items
Add styling for right hand most popular list items
Fix styling for RHS mos tpopular list variant
Fix more styling issues with RHS most popular
Fix more styling issues with RHS most popular
Add comments counts to RHS most popular
Add AB test for right hand popular component
Fix merge conflicts
Revert change to DEV.properties
Use real ellipsis for @kaelig
Merge pull request #2581 from guardian/right-hand-popular

Right hand most popular component