Update readme to add documentation VSCode
This adds additional documentation to the README. For example adds TOC and how to use Jupyter from VSCode. Also adds additional C++ references
GitLab upgrade completed. Current version is 19.2.7
https://docs.gitlab.com/releases/19/gitlab-19-2-released/
This adds additional documentation to the README. For example adds TOC and how to use Jupyter from VSCode. Also adds additional C++ references