Merge pull request mmistakes#78 from penibelst/travis

Add build and links test

.travis.yml

@@ -0,0 +1,13 @@
+language: ruby
+rvm:
+  - 2.1
+
+before_install:
+  - export NOKOGIRI_USE_SYSTEM_LIBRARIES=true
+
+script:
+  - bundle exec jekyll build --drafts
+  - bundle exec htmlproof ./_site
+
+notifications:
+  email: false

Gemfile

@@ -6,4 +6,8 @@ gem 'coderay'
 gem 'rake'
 gem 'thor'
 gem 'activesupport'
-gem 'stringex'
+gem 'stringex'
+
+group :test do
+  gem 'html-proofer'
+end

README.md

@@ -2,12 +2,14 @@
 
 Looking for a simple, responsive, theme for your Jekyll powered blog? Well look no further. Here be **So Simple Theme**, the followup to [**Minimal Mistakes**](http://mmistakes.github.io/minimal-mistakes/) -- by designer slash illustrator [Michael Rose](http://mademistakes.com).
 
+[![Build Status](https://travis-ci.org/mmistakes/so-simple-theme.svg?branch=master)](https://travis-ci.org/mmistakes/so-simple-theme)
+
 ## So Simple Theme is all about:
 
 * Responsive templates. Looking good on mobile, tablet, and desktop.
 * Readable typography to make your words shine.
 * Gracefully degrading in older browsers. Compatible with Internet Explorer 9+ and all modern browsers.
-* Minimal embellishments and subtle animations. 
+* Minimal embellishments and subtle animations.
 * Support for large images to call out your favorite posts.
 * Disqus comments if you choose to enable.
 * Tags for [Open Graph](https://developers.facebook.com/docs/opengraph/) and [Twitter Cards](https://dev.twitter.com/docs/cards) for a better social sharing experience.
@@ -145,7 +147,7 @@ Having a problem getting something to work or want to know why I setup something
 
 ## License
 
-This theme is free and open source software, distributed under the [GNU General Public License](LICENSE) version 2 or later. So feel free to to modify this theme to suit your needs. 
+This theme is free and open source software, distributed under the [GNU General Public License](LICENSE) version 2 or later. So feel free to to modify this theme to suit your needs.
 
 If you'd like to give me credit somewhere on your blog or tweet a shout out to [@mmistakes](https://twitter.com/mmistakes), that would be pretty sweet.
 

_config.yml

@@ -68,4 +68,4 @@ kramdown:
     coderay_css: class
 
 include: [".htaccess"]
-exclude: ["lib", "config.rb", "Gemfile", "Capfile", "README.md", "LICENSE", "Gemfile.lock", "config", "log", "Rakefile", "Rakefile.rb", "tmp", "less", "*.sublime-project", "*.sublime-workspace", "test", "spec", "Gruntfile.js", "package.json", "node_modules"]
+exclude: ["lib", "config.rb", "Gemfile", "Capfile", "README.md", "LICENSE", "Gemfile.lock", "config", "log", "Rakefile", "Rakefile.rb", "tmp", "less", "*.sublime-project", "*.sublime-workspace", "test", "spec", "Gruntfile.js", "package.json", "node_modules", "vendor"]