Removes video_id from comments, has been replaced with root_id and root_type
Merge branch 'master' of https://github.com/Podmedics/podmedics_victory

# By Aidan Quilligan
# Via Aidan Quilligan
* 'master' of https://github.com/Podmedics/podmedics_victory:
  Stats updated on video questions pages
  Weird codeship rejecting my passing tests