add contribution from @rosenfeld to the README
add contribution from @rosenfeld to the README

voleoo/chef-postgresql,phlipper/chef-postgresql,engineyard-cookbooks/postgresql,phlipper/chef-postgresql,rmoriz/chef-postgresql,rmoriz/chef-postgresql,zendesk/chef-postgresql,engineyard-cookbooks/postgresql,voleoo/chef-postgresql,zendesk/chef-postgresql