Better icons using GitHub octicons
Add a user agent to all github requests
This adds support for tables in marked
Without this, the requests always fail because of: http://developer.github.com/changes/2013-01-31-user-agent-will-soon-be-mandatory/
This allows you to use UTF-8 in your source files and have the browser actually display it, instead of gibberishing.
Use a cross browser open implimentation