Merge pull request #18 from coliff/patch-3

Fix GitHub capitalization

Author: tmcw

index.html

@@ -53,7 +53,7 @@
     <p class='mt2'>
       documentation.js has pluggable output formats: you can get raw
       documentation as JSON, beautiful, customizable HTML, or Markdown
-      that fits perfectly into an API.md or README.md file in a Github
+      that fits perfectly into an API.md or README.md file in a GitHub
       repository
     </p>
     <p>