Articles: Fix bad pagination on empty pages
Core - Fix Contentcache circular text / longtext setup loop
Tags - Use BS Media for layout (as for Search)
Tags: Fix template overpaste
Fixed: Xinha editor showing blank when loading (then saving blank - OUCH)
Fixed: Plugin install buttons not disabling when appropriate
Removed: Debug line
Merge branch 'master' into edge
Core: Fix pagination for BS3