Rename README.rst to README.md; add badges

Author: robocoder

README.md

@@ -0,0 +1,23 @@
+WebDriver for Selenium 2
+========================
+This WebDriver client implementation is based on Facebook's [php-webdriver](https://github.com/facebook/php-webdriver/) project by Justin Bishop.
+
+Distinguishing features:
+* Up-to-date with [Selenium 2 JSON Wire Protocol](http://code.google.com/p/selenium/wiki/JsonWireProtocol) (including WebDriver commands yet to be documented).
+* In the *master* branch, class names and file organization follow PSR-0 conventions for php 5.3+ namespaces.
+* Coding style follows PSR-1, PSR-2, and Symfony2 conventions.
+* Auto-generate API documentation via [phpDocumentor 2.x](http://phpdoc.org/).
+* Includes a basic web test runner.
+
+[![Build Status](https://travis-ci.org/instaclick/php-webdriver.png)](https://travis-ci.org/instaclick/php-webdriver)
+[![Latest Stable Version](https://poser.pugx.org/instaclick/php-webdriver/v/stable.png)](https://packagist.org/packages/instaclick/php-webdriver)
+[![Total Downloads](https://poser.pugx.org/instaclick/php-webdriver/downloads.png)](https://packagist.org/packages/instaclick/php-webdriver)
+
+Downloads
+=========
+* [Packagist (dev-master)](http://packagist.org/packages/instaclick/php-webdriver)
+* [Github](https://github.com/instaclick/php-webdriver)
+
+Notes
+=====
+* The *5.2.x* branch is no longer maintained. This branch features class names and file re-organization that follow PEAR/ZF1 conventions. Bug fixes and enhancements from the master branch likely won't be backported.