ruby-doc.org: allow css and js

files/squid/helpers/rules.d/ruby.rules

@@ -7,6 +7,11 @@
 ^https?://rubular\.com/.*			       true
 ^https?://docs\.ruby-doc\.com/docs/ProgrammingRuby/.*  true
 
+// support files
+^https?://ruby-doc\.org/css/.*               true
+^https?://ruby-doc\.org/js/.*                true
+^https?://ruby-doc\.org/favicon\.ico         true
+
 // Old
 // ^https?://ruby-doc\.org/.*  true
 // ^https?://rubular\.com/.*   true