Added credits note on Command.Extentions.Table.Copy

diff --git a/Table.lua b/Table.lua
index 034739f..14f6625 100644
--- a/Table.lua
+++ b/Table.lua
@@ -39,6 +39,7 @@ function CET:HasValue(tbl, value)
 	return false
 end

+-- Thanks to ITSBTH for the table copy function
 function CET:Copy(tbl, cache)
 	if type(tbl) ~= "table" then return tbl end
 	cache = cache or {}