fixed mobile navigation
fixed video wrapping js
Allowing dashes in code names. Closes #1166
Accepting all non-whitespace characters as language names for Pygments code highlighting
Added support for deploying to github.io
Sinatra now correctly returns code 404 when a page is not found. Closes #1198
Merge remote-tracking branch 'octopress/master' into source

Signed-off-by: David Celis <me@davidcel.is>