Use the flat, squared readme badge style

[ci skip]

README.md

@@ -2,11 +2,11 @@
 
 Simple, Heroku-friendly Rails app configuration using `ENV` and a single YAML file
 
-[![Gem Version](https://img.shields.io/gem/v/figaro.svg)](http://badge.fury.io/rb/figaro)
-[![Build Status](https://img.shields.io/travis/laserlemon/figaro/master.svg)](https://travis-ci.org/laserlemon/figaro)
-[![Code Climate](https://img.shields.io/codeclimate/github/laserlemon/figaro.svg)](https://codeclimate.com/github/laserlemon/figaro)
-[![Coverage Status](https://img.shields.io/codeclimate/coverage/github/laserlemon/figaro.svg)](https://codeclimate.com/github/laserlemon/figaro)
-[![Dependency Status](https://img.shields.io/gemnasium/laserlemon/figaro.svg)](https://gemnasium.com/laserlemon/figaro)
+[![Gem Version](https://img.shields.io/gem/v/figaro.svg?style=flat-square)](http://badge.fury.io/rb/figaro)
+[![Build Status](https://img.shields.io/travis/laserlemon/figaro/master.svg?style=flat-square)](https://travis-ci.org/laserlemon/figaro)
+[![Code Climate](https://img.shields.io/codeclimate/github/laserlemon/figaro.svg?style=flat-square)](https://codeclimate.com/github/laserlemon/figaro)
+[![Coverage Status](https://img.shields.io/codeclimate/coverage/github/laserlemon/figaro.svg?style=flat-square)](https://codeclimate.com/github/laserlemon/figaro)
+[![Dependency Status](https://img.shields.io/gemnasium/laserlemon/figaro.svg?style=flat-square)](https://gemnasium.com/laserlemon/figaro)
 
 Using version 0.7.0? [Check out the old Readme.](https://github.com/laserlemon/figaro/blob/cc0c45186dd6b5cdb80b4ac83989a33e36eb3a4c/README.md)