add in keyfile support
take user and group from node attributes, have changes be in the default templates
Merge branch 'keyfileSupport' of git://github.com/addisonj/chef-mongodb into addisonj-keyfileSupport

# By Addison Higham
# Via Addison Higham
* 'keyfileSupport' of git://github.com/addisonj/chef-mongodb:
  take user and group from node attributes, have changes be in the default templates
  add in keyfile support

Conflicts:
	attributes/default.rb
	recipes/default.rb