Merge pull request #10 from kohkimakimoto/3.0

Update README

README.md

@@ -3,8 +3,6 @@
 [![Build Status](https://travis-ci.org/kohkimakimoto/altax.png?branch=master)](https://travis-ci.org/kohkimakimoto/altax)
 [![Latest Stable Version](https://poser.pugx.org/kohkimakimoto/altax/v/stable.png)](https://packagist.org/packages/kohkimakimoto/altax)
 
-**Altax version 3 is being developed now. You shouldn't use it.**
-
 Altax is a deployment tool for PHP.
 I designed it as a command-line tool for running tasks to remote servers 
 like the [Capistrano](https://github.com/capistrano/capistrano) and [Cinamon](https://github.com/kentaro/cinnamon).
@@ -82,8 +80,7 @@ execute just `altax` command.
 $ altax
 Altax version 3.0.0
 
-Altax is a deployment tool for PHP.
-it's designed as a command-line tool for running tasks to remote servers.
+Altax is a extensible deployment tool for PHP.
 Copyright (c) Kohki Makimoto <kohki.makimoto@gmail.com>
 Apache License 2.0
 ...