Add Codacy badge

Author: codacy-badger

README.md

@@ -1,6 +1,7 @@
 <img src ="https://raw.githubusercontent.com/source-foundry/font-line/img/img/font-line-crunch.png" />
 
 
+[![Codacy Badge](https://api.codacy.com/project/badge/Grade/38f100cc1ef74d568e1bab02ac162cbb)](https://app.codacy.com/app/SourceFoundry/font-line?utm_source=github.com&utm_medium=referral&utm_content=source-foundry/font-line&utm_campaign=Badge_Grade_Dashboard)
 [![Build Status](https://semaphoreci.com/api/v1/sourcefoundry/font-line/branches/master/badge.svg)](https://semaphoreci.com/sourcefoundry/font-line)
 [![Build status](https://ci.appveyor.com/api/projects/status/2s4725o5mxh2298c/branch/master?svg=true)](https://ci.appveyor.com/project/chrissimpkins/font-line/branch/master) 
 [![codecov.io](https://codecov.io/github/source-foundry/font-line/coverage.svg?branch=master)](https://codecov.io/github/source-foundry/font-line?branch=master)