Update README.md

Added required Code of Conduct words

Author: John Austin

README.md

@@ -143,6 +143,8 @@ In order to build against metadata other than that stored in the [metadata](http
 
 Before we can accept your pull request, you'll need to electronically complete Microsoft's [Contributor License Agreement](https://cla.microsoft.com/). If you've done this for other Microsoft projects, then you're already covered.
 
+This project has adopted the [Microsoft Open Source Code of Conduct](https://opensource.microsoft.com/codeofconduct/). For more information see the [Code of Conduct FAQ](https://opensource.microsoft.com/codeofconduct/faq/) or contact [[email protected]](mailto:[email protected]) with any additional questions or comments.
+
 [Why a CLA?](https://www.gnu.org/licenses/why-assign.html) (from the FSF)
 
 ## License