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:                     dl
                          dt room
                          dd The name of the room to filter by.
                          dt username or user_id
                          dd Either the user's twitter name or their ID in this database must be supplied.
                  div.params.optional
                      div.subtitle Optional parameters
  
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
  