default.rb needed updated for [COOK-2656] changes
default.rb needed updated for [COOK-2656] changes

Default recipe wasn't passing any variables to the template for processing,
causing it to fail.

hw-cookbooks/haproxy,SocialCentivPublic/haproxy,SocialCentivPublic/haproxy,SocialCentivPublic/haproxy,Youscribe/haproxy-cookbook,sous-chefs/haproxy,flydata/haproxy,andrewgoktepe/haproxy,lmickh/haproxy,bitpusher-real/haproxy,sous-chefs/haproxy,bitpusher-real/haproxy,Dreeg/haproxy,rightscale-cookbooks-contrib/haproxy,lmickh/haproxy,gocardless-cookbooks/haproxy,hw-cookbooks/haproxy,rightscale-cookbooks-contrib/haproxy,Dreeg/haproxy,Youscribe/haproxy-cookbook,flydata/haproxy,andrewgoktepe/haproxy,Youscribe/haproxy-cookbook,Dreeg/haproxy,gocardless-cookbooks/haproxy,bitpusher-real/haproxy,gocardless-cookbooks/haproxy,rightscale-cookbooks-contrib/haproxy,andrewgoktepe/haproxy,lmickh/haproxy