adds backend rule

templates/haproxy_backend_rule.erb

@@ -1,5 +1,6 @@
 <% if @fqdn == @haproxy_fqdn -%>
 backend       <%= @backend_name %>
 <% @be_server_name.each do |be_server| -%>
-server           <%= be_server %>
+<% @be_server_value.each do |be_value| -%>
+server           <%= be_server %> <% be_value %>
 <% end end -%>