Clarify supported distro versions
Clarify supported distro versions
criteo-forks/squid,PrecisionNutrition/squid,akaasjager/squid-icap,criteo-forks/squid,bitmonk/chef-squid,PrecisionNutrition/squid,chef-cookbooks/squid,kevinrbabcock/squid,jpmat296/squid,snkutlu/squid,kevinrbabcock/squid,jpmat296/squid,opscode-cookbooks/squid,chef-cookbooks/squid,snkutlu/squid,akaasjager/squid-icap,bitmonk/chef-squid,opscode-cookbooks/squid