Slight cosmetic changes to get things working with emacs highlighter and commenting

lib/vagrant/environment.rb

@@ -203,11 +203,15 @@ module Vagrant
       # probably (read: should be) set on the VM attribute, so we do
       # nothing.
       return if vm_name
+
+      # Or, return if there is no root path set or the dotfile doesn't
+      # exist, since we can't do anything in that case anyways.
       return if !root_path || !File.file?(dotfile_path)
 
       # Empty out previously loaded vms
       vms.clear
 
+      # Open and parse the dotfile
       File.open(dotfile_path) do |f|
         data = { :__vagrant => f.read }
 

lib/vagrant/vm.rb

@@ -27,12 +27,17 @@ module Vagrant
       @vm = opts[:vm]
 
       if !opts[:env].nil?
+        # We have an environment, so we create a new child environment
+        # specifically for this VM. This step will load any custom
+        # config and such.
         @env = Vagrant::Environment.new({
           :cwd => opts[:env].cwd,
           :parent => opts[:env],
           :vm_name => opts[:vm_name],
           :vm => self
         }).load!
+
+        # Load the associated system. 
         load_system!
       end
     end