Update gems.
Add 'rake' to Gemfile.
Ignore rake directory.
Put rake gem into 'build' group.
Minify css on build.
Add missing link to Octopress site.
Change gem source to https.
Using Vagrant for development.
Add therubyracer as javascript runtime.
Foward the default Middleman server port.
Update bundle.
Update gitignore.
Use host-only network.
Foward default Middleman server port and livereload port.
Use nfs for shared folders, instead of virtualbox.
Add updates from Vagrant integration.