Update README

Author: ffried

README.md

@@ -1,6 +1,8 @@
 FFCoreData
 ==========
 
+[![GitHub release](https://img.shields.io/github/release/ffried/ffcoredata.svg?style=flat)](https://github.com/ffried/FFCoreData/releases/latest)
 [![Build Status](https://travis-ci.com/ffried/FFCoreData.svg?branch=master)](https://travis-ci.com/ffried/FFCoreData)
+[![Codacy Badge](https://api.codacy.com/project/badge/Grade/2c4e330f657348a996f380ff351d5a70)](https://www.codacy.com/manual/ffried/FFCoreData?utm_source=github.com&utm_medium=referral&utm_content=ffried/FFCoreData&utm_campaign=Badge_Grade)
 
 Some useful extensions and classes for Apple's CoreData framework.