message: Add info about unity
diff: @@ -9,6 +9,7 @@ Project types to test:
  * Directory containing .sln file that references csprojs--projects should be loaded
  * .NET Core/.NET Standard csproj
  * (Windows) Desktop .NET projects
  +* Unity projects
  The easist way to verify that a project was successfully loaded is to open a .cs file within it and verify that the references codelens indicator appears.
  @@ -17,6 +18,10 @@ The easist way to verify that a project was successfully loaded is to open a .cs
  * A more complex dotnet solution, eg. [1]
  * A console app solution created in Visual Studio
  +#### Unity
  +* Follow the directions at https://code.visualstudio.com/docs/other/unity to configure VS Code with unity
  +* Try editing a project like https://github.com/staceyhaffner/SuperSpaceShooter
  +
  #### Intellisense
  * The completion list in a file contains symbols defined in references and in the file
  * If you write a documentation comment on a symbol, the completion list displays it
  