And some more comments for commands plugin.

plugins/commands.rb

@@ -13,6 +13,7 @@ class Repost
 
 end
 
+# And here's where commands are actually loaded and registered
 Dir.glob(File.dirname($0) + "/plugins/commands/*.rb") { |filename|
     load filename
 }
@@ -54,6 +55,8 @@ Client.register_trigger("PRIVMSG") { |msg|
     Client.commands.each do |cmd|
         # couldn't inline the if into second argument of Client.privmsg() call
         if command.downcase == cmd[:keyword] then
+            # we actually expect for the command to return some message for
+            # for the user
             Client.privmsg(target, reply_prefix + cmd[:code].call(arguments))
         end
     end if not ( Client.commands.nil? or command.nil? )