* Quality Week 2022: The First Step to a Better Documentation.
* Removed the Markdown Extension's additional development tags.
* Removed redundant stuff.
* Removed redundant stuff.
* Removed guide testing versions to avoid confusion that they would be the only supported versions.
* Addressed some Powershell comments, added a pointer to a yaml with links to other .NET sibling repos, and did a couple mini-corrections. Still got a few comments to address...
* Fixed a ';:' with Powershell's syntax.
* Addressed review comments: Redaction improvements, localization url's, improved code snippets, added info on individual subsets building configurations, changed COMPlus for DOTNET, and other misc improvements.
* Addressed remaining comments.
* Addressed some last comments regarding corerun, and the subset flags in the build scripts.
Co-authored-by: Ivan Diaz <bluehorizon186@gmail.com>