Allow cloaked players to receive IRC messages

Override irc.sendLocal() to send messages to cloaked players.

init.lua

@@ -10,3 +10,7 @@ dofile(path .. '/chatcommands.lua')
 if chat3 then
     dofile(path .. '/chat3.lua')
 end
+
+if irc then
+    dofile(path .. '/irc.lua')
+end

irc.lua

@@ -0,0 +1,14 @@
+--
+-- Minetest cloaking mod: IRC fixes
+--
+-- © 2018 by luk3yx
+--
+
+local irc_sendLocal = irc.sendLocal
+
+irc.sendLocal = function(msg)
+    for _, player in ipairs(cloaking.get_cloaked_players()) do
+        minetest.chat_send_player(player, msg)
+    end
+    return irc_sendLocal(msg)
+end