anchor.diff:                      dl
                           dt room
                           dd The name of the room to filter by.
  -                        dt username or user_id
  +                        dt username or id
                           dd Either the user's twitter name or their ID in this database must be supplied.
                   div.params.optional
                       div.subtitle Optional parameters
  
positive.code:                         dd The number of results to skip.
                          dt order
                          dd The value to order by. Available values for this page are "track_title", "artist_name" and "play_date". If this parameter is not provided then data will be provided in descending order of play_date.
                          dt order_type
                          dd Whether the order parameter should be applied with values ascending or descending. Available values are "asc" and "desc", and the default is "asc". This parameter is only considered if the order parameter is also supplied.
                          dt callback
  
negative.code:                     dl
                          dt room
                          dd The name of the room to filter by.
                          dt username or id
                          dd Either the user's twitter name or their ID in this database must be supplied.
                  div.params.optional
                      div.subtitle Optional parameters
  