adding section on code of conduct

Author: timeyoutakeit

README.md

@@ -3,6 +3,13 @@ Xamarin Recipes
 
 Recipes for completing simple tasks with Xamarin products.
 
+Code of Conduct
+---------------
+
+This project uses the [Microsoft Open Source Code of Contact](https://github.com/xamarin/recipes/blob/master/code-of-conduct.md).
+
+For more information see the Code of Conduct FAQ or contact [email protected] with any additional questions or comments.
+
 License
 -------
 
@@ -25,4 +32,4 @@ The Apache License 2.0 applies to all samples in this repository.
 Contributing
 ------------
 
-TO COME.
+TO COME.