Use builtin operator for modulus calculations

mods/WorldEdit/worldedit/init.lua

@@ -25,7 +25,6 @@ local function load_module(path)
 end
 
 dofile(path .. "/common.lua")
-dofile(path .. "/moremath.lua")
 load_module(path .. "/manipulations.lua")
 load_module(path .. "/primitives.lua")
 load_module(path .. "/visualization.lua")

mods/WorldEdit/worldedit/manipulations.lua

@@ -75,7 +75,7 @@ function worldedit.add_param2(pos1, pos2, delta)
 
 	-- Add delta to every node
 	for i in area:iterp(pos1, pos2) do
-		new_p2 = math.mod(param2_data[i] + delta, 256)
+		new_p2 = (param2_data[i] + delta) %  256
 		if new_p2 < 0 then new_p2 = new_p2 + 256 end
 		param2_data[i] = new_p2
 	end

mods/WorldEdit/worldedit/moremath.lua

@@ -1,13 +0,0 @@
-math.mod = function(value, m)
-    if value < 0 then
-        while value < -m do
-            value = value + m
-        end
-    elseif value > m then
-        while value > m do
-            value = value - m
-        end
-    end
-    return value
-end
-

mods/WorldEdit/worldedit_commands/init.lua

@@ -610,7 +610,7 @@ worldedit.register_command("pbrush", {
 
         if found == nil then return false end
         if steps ~= nil and steps ~= "" then
-            local count = math.mod(tonumber(steps), 8)
+            local count = tonumber(steps) % 8
             delta = 32 * count
         end
         if sign == "-" then delta = -delta end