Make2D Missing Lines

First I would like to commend the work that has been done on the Make2D command good work. Here is an issue I ran into this morning on some missing lines at the cut plane.

Make2dProblem.3dm (9.4 MB)

Thanks, this is logged as http://mcneel.myjetbrains.com/youtrack/issue/RH-33345 for @GregArden