Refactoring bages in README.md.

Created by: vsn4ik

• Add newlines on bages. (Not modified view, only markdown code).
• Remove "?theme=.io" on dev-status.svg.

README.md

 # [Bootstrap](http://getbootstrap.com)
-[![Bower version](https://badge.fury.io/bo/bootstrap.svg)](http://badge.fury.io/bo/bootstrap) [![NPM version](https://badge.fury.io/js/bootstrap.svg)](http://badge.fury.io/js/bootstrap) [![Build Status](https://secure.travis-ci.org/twbs/bootstrap.svg?branch=master)](http://travis-ci.org/twbs/bootstrap) [![devDependency Status](https://david-dm.org/twbs/bootstrap/dev-status.svg?theme=.io)](https://david-dm.org/twbs/bootstrap#info=devDependencies)
+[![Bower version](https://badge.fury.io/bo/bootstrap.svg)](http://badge.fury.io/bo/bootstrap)
+[![NPM version](https://badge.fury.io/js/bootstrap.svg)](http://badge.fury.io/js/bootstrap)
+[![Build Status](https://secure.travis-ci.org/twbs/bootstrap.svg?branch=master)](http://travis-ci.org/twbs/bootstrap)
+[![devDependency Status](https://david-dm.org/twbs/bootstrap/dev-status.svg)](https://david-dm.org/twbs/bootstrap#info=devDependencies)
 [![Selenium Test Status](https://saucelabs.com/browser-matrix/bootstrap.svg)](https://saucelabs.com/u/bootstrap)
 
 Bootstrap is a sleek, intuitive, and powerful front-end framework for faster and easier web development, created by [Mark Otto](http://twitter.com/mdo) and [Jacob Thornton](http://twitter.com/fat), and maintained by the [core team](https://github.com/twbs?tab=members) with the massive support and involvement of the community.