add Vagrantfile
add bootstrap.sh
Import nginx version 1.7.0
Import build-essential version 1.4.0
Import yum version 2.3.0
Import runit version 1.1.6
Import ohai version 1.1.10
add solo.rb
add node.json
modify chef-solo for Vagrantfile
modify ruby version comment
add chef-solo for Vagrantfile
delete recipe networking_basic
add example site for nginx
add user for main cookbook