Improvements
- Make the plottable data class threadsafe (#1588)
- Speed up getting plottable data from items (#1589)
- Add an index to speed up getting plottable data from annotation elements (#1590)
- Speed up checks for old annotations (#1591)
- Improve plottable data endpoint to better fetch folder data (#1594)
- Show a frame slider when appropriate in jupyter widgets (#1595)
- Improve options for creating or check large images for each item in a folder (#1586)
- Add a lock to avoid mongo excessively computing random numbers (#1601)
- Better merge source channel names in multi source (#1605)
Bug Fixes
- Don't redirect tile frame images via 303; they aren't rendered correctly (#1596)