Add code of conduct and update maintainers

Author: TylerLeonhardt

README.md

@@ -109,11 +109,21 @@ contribute code, documentation, tests, or bug reports, please read our [Contribu
 
 ## Maintainers
 
-- [David Wilson](https://github.com/daviwil) - [@daviwil](http://twitter.com/daviwil)
 - [Keith Hill](https://github.com/rkeithhill) - [@r_keith_hill](http://twitter.com/r_keith_hill)
-- [Kapil Borle](https://github.com/kapilmb) - [@kmborle](http://twitter.com/kmborle)
 - [Patrick Meinecke](https://github.com/SeeminglyScience) - [@SeeminglyScienc](http://twitter.com/SeeminglyScienc)
+- [Tyler Leonhardt](https://github.com/tylerl0706) - [@TylerLeonhardt](http://twitter.com/tylerleonhardt)
+- [David Wilson](https://github.com/daviwil) - [@daviwil](http://twitter.com/daviwil)
 
 ## License
 
 This project is [licensed under the MIT License](LICENSE).
+
+## [Code of Conduct][conduct-md]
+
+This project has adopted the [Microsoft Open Source Code of Conduct][conduct-code].
+For more information see the [Code of Conduct FAQ][conduct-FAQ] or contact [opencode@microsoft.com][conduct-email] with any additional questions or comments.
+
+[conduct-code]: http://opensource.microsoft.com/codeofconduct/
+[conduct-FAQ]: http://opensource.microsoft.com/codeofconduct/faq/
+[conduct-email]: mailto:opencode@microsoft.com
+[conduct-md]: https://github.com/PowerShell/PowerShell/tree/master/./CODE_OF_CONDUCT.md