Adding more examples

src/Cxx.md

src/Python.md

src/PythonicAPI.md

src/PythonicAPI/CompositeData/CompositePolyDataMapper.py

src/PythonicAPI/GeometricObjects/ConvexPointSet.md

src/PythonicAPI/GeometricObjects/ConvexPointSet.py

src/PythonicAPI/Graphs/LabelVerticesAndEdges.md

src/PythonicAPI/Graphs/LabelVerticesAndEdges.py

...PI/ImplicitFunctions/BooleanOperationImplicitFunctions.py

src/PythonicAPI/Modelling/ContourTriangulator.py

src/PythonicAPI/Modelling/DiscreteFlyingEdges3D.py

src/PythonicAPI/Modelling/SmoothDiscreteFlyingEdges3D.py

src/PythonicAPI/Plotting/SurfacePlot.py

src/PythonicAPI/PolyData/SmoothMeshGrid.py

src/PythonicAPI/Snippets/VTKDataClasses.md

src/PythonicAPI/Visualization/CollisionDetection.md

src/PythonicAPI/Visualization/CollisionDetection.py

src/PythonicAPI/Visualization/ColoredAnnotatedCube.py

src/PythonicAPI/Visualization/CubeAxesActor.py

src/PythonicAPI/Visualization/CurvaturesNormalsElevations.py