* Implement importBrep
* Implement rw to/from stream
* Implement toVtkPolyData
* Implemented VTP export
* Added normals calculation
* use VTK for rendering in jupyter
* Added orientation marker
* Assy rendering in notebooks
* Implement export to vtkjs
* Store the env in the cqgi result
* VTK-based cq directive
* Support show_object and assy
* assy vrml export via vtk
* Use vtk in the docs
* Add slot dxf file
* Add vtk.js to the static files
* Use single renderer
* Ignore cq_directive code coverage
* Ignore missing docutils stubs
* Implement select
* Disable interaction dynamically
* Mention VTP in the docs
* Add path to the test reqs
* Fix examples
* Added test for examples
* Fix example testing code
* Sweep example fix
* Reformat examples
* Test examples from the docs too
* Add docutils to the test requirements
* Example test fix on win+cleanup
* Use union
