ci: remove TravisCI

Author: bf4

.travis.yml

@@ -1,4 +1,3 @@
-[![Build Status](https://travis-ci.org/zipmark/rspec_api_documentation.svg?branch=master)](https://travis-ci.org/zipmark/rspec_api_documentation)
 [![Code Climate](https://codeclimate.com/github/zipmark/rspec_api_documentation/badges/gpa.svg)](https://codeclimate.com/github/zipmark/rspec_api_documentation)
 [![Inline docs](https://inch-ci.org/github/zipmark/rspec_api_documentation.svg?branch=master)](https://inch-ci.org/github/zipmark/rspec_api_documentation)
 [![Gem Version](https://badge.fury.io/rb/rspec_api_documentation.svg)](https://badge.fury.io/rb/rspec_api_documentation)

README.md

@@ -1,5 +1,3 @@
-[![Travis status](https://secure.travis-ci.org/zipmark/rspec_api_documentation.png)](https://secure.travis-ci.org/zipmark/rspec_api_documentation)
-
 http://github.com/zipmark/rspec_api_documentation
 
 # RSpec API Doc Generator