Added some TODOs

diff --git a/Regexps.lua b/Regexps.lua
index 7456293..b260591 100644
--- a/Regexps.lua
+++ b/Regexps.lua
@@ -31,6 +31,7 @@ local function makePatternTables()
 			table.insert(ww_regexes[category].SingleStat, {pattern, func})
 		end
 	end
+	-- TODO: remove this in production?
 	for _, category in pairs(patternCategories) do
 		local empty = true
 		for _ in pairs(ww_regexes[category].MultipleStat) do
diff --git a/Upgrade.lua b/Upgrade.lua
index 56f4c02..a216b73 100644
--- a/Upgrade.lua
+++ b/Upgrade.lua
@@ -1,3 +1,4 @@
+-- TODO: move this to a util(s).lua?
 function ww_deepTableCopy(object)
     local lookup_table = {}
     local function _copy(object)