Fix README custom_commands user/group
Fix README custom_commands user/group

opscode-cookbooks/sudo,chef-cookbooks/sudo,cringdahl/sudo,juliandunn/sudo,autarchprinceps/sudo,opscode-cookbooks/sudo,cringdahl/sudo,opscode-cookbooks/sudo,autarchprinceps/sudo,bcg62/sudo,bcg62/sudo,chef-cookbooks/sudo,juliandunn/sudo