Introduce split mode.
Put callbacks in place to support line draw action.
Use active id for splitting on the shaders.
Use WebGL to also paint the image.
Only update textures and don't re-create buffers when re-drawing using WebGL.
Blank the active id when using splitmode.
Better split interaction logic. Drawing splits does not work on different zoom levels.
Drawing works on all zoomlevels.
Draw thick lines.
Add some more keyboard controls for opacity adjustment and hiding segmentation.
Add ability to modify brush size and optimize drawing of splitline.
Add hotkeys for switching tools.
Fix bug when zooming and add new keycodes to instructions.
WIP on watershed splitting using an external script simulating the Dojo transfer of information.
Watershed only on label image to get middle of brush.
Return calculated split via websockets to the client.
Add correct offset for the splitting line.
Show the split line on a new overlay canvas.
Better find the watershed line.
Add a double brush to the bounding box.