Update readme

Author: usulpro

README.md

@@ -1,9 +1,11 @@
 [![npm version](https://badge.fury.io/js/%40storybook%2Faddon-devkit.svg)](https://badge.fury.io/js/%40storybook%2Faddon-devkit)
 ![npm](https://img.shields.io/npm/dt/@storybook/addon-devkit)
 
-# Storybook Addon Development Kit (Deprecated)
+# Storybook ADK
 
-> The addon development kit is deprecated in favor of https://github.com/storybookjs/addon-kit, which is a simple Github repo template that uses the latest addon APIs.
+> Some of features originally introduced in this package are already available via Storybook API. Please consider https://github.com/storybookjs/addon-kit first, which is a simple Github repo template that uses the latest addon APIs.
+
+This kit provides additional middleware for Storybook API and can be used for creating addons based on this.
 
 Simplifies the addons creation. Keeps in sync addon's data through the channel. Provides intelligent blocks for creating addon UI. Offer simple API for registering addons and creating decorators. It's a base to quickly build your custom brand new awesome addon