Improve the menu and dialog
Change dialogs to show groupings so multiple lines don't run together.
Add ability to render
Add ability to maintain materials of cell or that attached to a line.
Increase visual to include 3d
Allow end cell to be front end and subtract from linecells. (Try doing a running concrete block wall that needs to have a formula of lintel block and cap blocks.
The part that cannot be done is the end cannot stop at an end point with the cell not going past that endpoint and shortening the line cells and they end up overlapping
Store linestyles in DGNLib for easier sharing. No more RSC files
Add unicode support for .lin import