Merge pull request Quick#686 from Quick/readme-badges

Add badges to README

README.md

@@ -1,6 +1,9 @@
 ![](http://f.cl.ly/items/0r1E192C1R0b2g2Q3h2w/QuickLogo_Color.png)
 
 [![Build Status](https://travis-ci.org/Quick/Quick.svg?branch=master)](https://travis-ci.org/Quick/Quick)
+[![CocoaPods](https://img.shields.io/cocoapods/v/Quick.svg)](https://cocoapods.org/pods/Quick)
+[![Carthage Compatible](https://img.shields.io/badge/Carthage-compatible-4BC51D.svg?style=flat)](https://github.com/Carthage/Carthage)
+[![Platforms](https://img.shields.io/cocoapods/p/Quick.svg)](https://cocoapods.org/pods/Quick)
 
 Quick is a behavior-driven development framework for Swift and Objective-C.
 Inspired by [RSpec](https://github.com/rspec/rspec), [Specta](https://github.com/specta/specta), and [Ginkgo](https://github.com/onsi/ginkgo).