Add initial Vagrant support

Author: jsanders

.gitignore

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+.vagrant

README.md

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 osdev
 =====
 
-OS development playground
+OS development playground.
+
+Environment
+-----------
+
+This stuff is much easier to do on Linux, so I'm using Vagrant to easily work
+inside a Linux vm. It's super easy to use:
+
+    vagrant up
+    vagrant ssh

Vagrantfile

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+# -*- mode: ruby -*-
+# vi: set ft=ruby :
+
+Vagrant.configure("2") do |config|
+  config.vm.box = "precise32"
+  config.vm.box_url = "http://files.vagrantup.com/precise32.box"
+  config.vm.provision :shell, :path => 'bootstrap.sh'
+  config.ssh.forward_x11 = true
+end

bootstrap.sh

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+#!/usr/bin/env bash
+
+apt-get update
+apt-get install -y build-essential gdb nasm bochs bochs-x bochs-sdl