Adding Office.cxx, Office.py and OfficeTube.py

src/Cxx.md

src/Cxx/VisualizationAlgorithms/CMakeLists.txt

src/Cxx/VisualizationAlgorithms/Office.cxx

src/Cxx/VisualizationAlgorithms/Office.md

src/Cxx/VisualizationAlgorithms/OfficeA.cxx

src/Python.md

src/Python/VisualizationAlgorithms/Office.md

src/Python/VisualizationAlgorithms/Office.py

src/Python/VisualizationAlgorithms/OfficeTube.py