Remove outdated parts from README

Author: ekohl

README.md

@@ -1,12 +1,9 @@
-[![Puppet Forge](https://img.shields.io/puppetforge/v/katello/certs.svg)](https://forge.puppetlabs.com/katello/certs)
-[![Build Status](https://travis-ci.org/theforeman/puppet-certs.svg?branch=master)](https://travis-ci.org/theforeman/puppet-certs)
 #### Table of Contents
 
 1. [Overview](#overview)
     * [What certs affects](#what-certs-affects)
 2. [Reference - An under-the-hood peek at what the module is doing and how](#reference)
-3. [Limitations - OS compatibility, etc.](#limitations)
-4. [Development - Guide for contributing to the module](#development)
+3. [Development - Guide for contributing to the module](#development)
 
 ## Overview
 
@@ -85,10 +82,6 @@ process, are located in `/root/ssl-build` directory
 2. **deployment** - installing the RPMs into the system; the
 certificates are located in `/etc/pki/katello-certs-tools/` directory
 
-## Limitations
-
-* EL7 (RHEL 7 / CentOS 7)
-
 ## Development
 
 See the CONTRIBUTING guide for steps on how to make a change and get it accepted upstream.