* Add standard set of vscode workspace setting files
Add an extensions.json file that will prompt folks to install extensions that are recommended for this workspace (c++, c#, powershell, cmake (editing syntax) and markdown linter.
Add settings.json to start to configure C# syntax, PoweShell trim trailing whitespace and configure the markdown lint extension.
Update launch.json to provide ability to debug PowerShell scripts.
* Clean up grammar
* Instruct VSCode to ensure a final newline.
If this is not wanted for certain file types, we can restrict this option to only specified file types.
