add openvswictch
$
add serf

M
fix serf recipe.

M
add version to the config file.

M
Change file organization.
Support different version of config file.

M
Merge branch 'experimental'

Conflicts:
	.gitignore
	Gemfile
	config/deploy/xp5k/xp5k_snooze.rb
	recipes/snooze/recipe.rb
	recipes/snooze/templates/snoozenode.erb