Add Vagrantfile to make it easier to build toaruos on other platforms

Vagrantfile

@@ -0,0 +1,10 @@
+# -*- mode: ruby -*-
+# vi: set ft=ruby :
+
+Vagrant.configure(2) do |config|
+  config.vm.box = "ubuntu/trusty64"
+
+  config.vm.provider "virtualbox" do |vb|
+    vb.memory = "1024"
+  end
+end