Updated readme.

Author: Martin Brecht-Precht

README.md

@@ -3,6 +3,7 @@
 [![Build Status](https://travis-ci.org/markenwerk/php-basic-http-client.svg?branch=master)](https://travis-ci.org/markenwerk/php-basic-http-client)
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 [![Latest Stable Version](https://poser.pugx.org/markenwerk/basic-http-client/v/stable)](https://packagist.org/packages/markenwerk/basic-http-client)
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