Update README.md

Author: geof90

README.md

@@ -7,7 +7,7 @@ Supported platforms
 ---
 
 - iOS
-- Coming soon: Android
+- Coming soon: Android (Try it out on [this branch](https://github.com/Microsoft/react-native-code-push/tree/first-check-in-for-android))
 
 How does it work?
 ---
@@ -167,4 +167,4 @@ codePush.notifyApplicationReady(): Promise<void>;
 
 Notifies the plugin that the update operation succeeded.
 Calling this function is required if a rollbackTimeout parameter is passed to your ```LocalPackage.apply``` call.
-If automatic rollback was not used, calling this function is not required and will result in a noop.
+If automatic rollback was not used, calling this function is not required and will result in a noop.