Adding note about HockeyApp/Google Play extensions in VSTS

Author: lostintangent

README.md

@@ -902,5 +902,5 @@ Now you'll be able to see CodePush logs in either debug or release mode, on both
 
 In addition to being able to use the CodePush CLI to "manually" release updates, we believe that it's important to create a repeatable and sustainable solution for contiously delivering updates to your app. That way, it's simple enough for you and/or your team to create and maintain the rhythm of performing agile deployments. In order to assist with seting up a CodePush-based CD pipeline, refer to the following integrations with various CI servers:
 
-* [Visual Studio Team Services](https://marketplace.visualstudio.com/items?itemName=ms-vsclient.code-push)
+* [Visual Studio Team Services](https://marketplace.visualstudio.com/items?itemName=ms-vsclient.code-push) - *NOTE: VSTS also has extensions for publishing to [HockeyApp](https://marketplace.visualstudio.com/items?itemName=ms.hockeyapp) and the [Google Play](https://github.com/Microsoft/google-play-vsts-extension) store, so it provides a pretty great mobile CD solution in general.*
 * [Travis CI](https://github.com/mondora/code-push-travis-cli)