Remove legacy Gemnasium badge

README.md

@@ -3,7 +3,6 @@
 [![Puppet Forge Version](http://img.shields.io/puppetforge/v/camptocamp/postfix.svg)](https://forge.puppetlabs.com/camptocamp/postfix)
 [![Puppet Forge Downloads](http://img.shields.io/puppetforge/dt/camptocamp/postfix.svg)](https://forge.puppetlabs.com/camptocamp/postfix)
 [![Build Status](https://img.shields.io/travis/camptocamp/puppet-postfix/master.svg)](https://travis-ci.org/camptocamp/puppet-postfix)
-[![Gemnasium](https://img.shields.io/gemnasium/camptocamp/puppet-postfix.svg)](https://gemnasium.com/camptocamp/puppet-postfix)
 [![By Camptocamp](https://img.shields.io/badge/by-camptocamp-fb7047.svg)](http://www.camptocamp.com)
 
 This module requires Augeas.