Update CHANGELOG format
Update CHANGELOG format

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