message: Only mount collaborators when the target div is around
diff: @@ -32,7 +32,7 @@ module.exports = ->
  initShare()
  - $collaboratorsListEl = $('.js-collaborators-list')
  + if ($collaboratorsListEl = $('.js-collaborators-list')).length
  mount CollaboratorsList, {
  channel_id: channel.id
  htmlFragment: $collaboratorsListEl.html(),
  