Version 1.0.246201

Version 1.0.245901

add better detection for bad symlinks

fix netstandard 2.0 build issues

update tool version

allow `/openNotebook` handler to read from a url

address opening ipynb, not forcing markdown cells to have default lan…

…guage in cell metadata (dotnet#1326)

allow opening notebooks via uris (dotnet#1254)

Merge pull request dotnet#1243 from KevinRansom/fixpoundi

Fix pound i