VID-1281 Backend changes for VID-1079
VID-1281 Make sure we return an array
adding front end for category param
JS for adding category param to querystring
VID-1281 Updated with fixes suggested in PR
VID-1281 Removed debugging
Merge pull request #2614 from Wikia/VID-1281

Vid 1281
VID-1249 Fixes from pull request comments
VID-1249 Guard against no rows
Merge pull request #2624 from Wikia/VideoSprint40-VID-1249

Video sprint40 vid 1249
Merge branch 'VideoSprint40' into VID-1286-design-review-latest-vids