TODO

-- make mouseover preview only on eye icon                  DONE
-- scroll to top of dimension on toggle                     DONE
-- make reset button work

-- add some other dimensions
      author                                                DONE
      title                                                 NOT TO DO
      intersecting date
      change section to use Jeff's aggregates               DONE

-- toggle to switch aggregations                            DONE
      [ avg receipts per day ]
      [ avg ticket sales per day ]

-- display flip book page for current date

-- gestalt timeline below magnified view
      [ scrolling doesn't work otherwise ]

-- timeline improvements
      change to a line graph
      change granularity (years, months, days)              DONE
      scroll timeline left/right					DONE
        y axis outside of scroller