Merge topic 'line-intersection-improvement'
480a27dd Fix bugs in vtkMath, vtkLine, and add test for vtkLine static methods. e04f7da4 in vtkLine, Assign parametric return values for colinear lines. Acked-by:Kitware Robot <kwrobot@kitware.com> Acked-by:
Ben Boeckel <ben.boeckel@kitware.com> Reviewed-by:
Cory Quammen <cory.quammen@kitware.com> Merge-request: !792