Update README.md

README.md

@@ -3,7 +3,11 @@ Android Upload Service
 
 [![Android Arsenal](https://img.shields.io/badge/Android%20Arsenal-Android%20Upload%20Service-brightgreen.svg?style=flat)](http://android-arsenal.com/details/1/2161) [![Build Status](https://travis-ci.org/gotev/android-upload-service.svg?branch=master)](https://travis-ci.org/gotev/android-upload-service) [ ![Download](https://api.bintray.com/packages/gotev/maven/android-upload-service/images/download.svg) ](https://bintray.com/gotev/maven/android-upload-service/_latestVersion) [![PRs Welcome](https://img.shields.io/badge/PRs-welcome-brightgreen.svg?style=flat-square)](http://makeapullrequest.com) [![Donate](https://www.paypalobjects.com/en_US/i/btn/btn_donate_SM.gif)](https://www.paypal.com/cgi-bin/webscr?cmd=_donations&business=alexgotev%40gmail%2ecom&lc=US&item_name=Android%20Upload%20Service&item_number=AndroidUploadService&currency_code=EUR&bn=PP%2dDonationsBF%3abtn_donate_SM%2egif%3aNonHosted)
 
-Upload Service 4.0.0 Alpha 01, 100% Kotlin with Android 10 support is here for developer preview! [Check this issue for more information](https://github.com/gotev/android-upload-service/issues/462). For production grade and battle tested version, use 3.5.2.
+Upload Service 4.0.0 Alpha 02, 100% Kotlin with:
+- Android 10 support
+- New *delegates* using AndroidX stock lifecycle aware request observer
+
+is here for developer preview! [Check this issue for more information](https://github.com/gotev/android-upload-service/issues/463). For production grade and battle tested version, use 3.5.2.
 
 | :information_source: | [Get started with stable 3.5.2](https://github.com/gotev/android-upload-service/wiki/Setup) |
 |--|--|