diff --git a/README.md b/README.md
index d1711a6..3c912af 100644
--- a/README.md
+++ b/README.md
@@ -4,11 +4,10 @@ Based on Mesecons by Jeija
 By @paly2 and @HybridDog  
 With the participation of @LeMagnesium (bugfix), @Ataron (textures), @JAPP (texture).  
 
-Dependencies: [Mesecons](https://github.com/Jeija/minetest-mod-mesecons/), [vector_extras](https://github.com/HybridDog/vector_extras/), [digilines](https://github.com/minetest-mods/digilines) (optional).
+Dependencies: [Mesecons](https://github.com/Jeija/minetest-mod-mesecons/)  
+Optional dependencies: [vector_extras](https://github.com/HybridDog/vector_extras/) [digilines](https://github.com/minetest-mods/digilines)
 
-This mod is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License v3.0 as published by the Free Software Foundation. You should have received a copy of the GNU General Public License along with this mod.
-
-MoreMesecons is a mod for minetest wich adds some mesecons items.
+MoreMesecons is a mod for minetest which adds some mesecons items.
 
 [Here](http://github.com/minetest-mods/MoreMesecons/wiki)'s the wiki !
 
diff --git a/moremesecons_jammer/depends.txt b/moremesecons_jammer/depends.txt
index b6d53b6..a259a42 100644
--- a/moremesecons_jammer/depends.txt
+++ b/moremesecons_jammer/depends.txt
@@ -1,3 +1,2 @@
 mesecons
-vector_extras
 moremesecons_utils
diff --git a/moremesecons_luacontroller_tool/depends.txt b/moremesecons_luacontroller_tool/depends.txt
index 9408116..a259a42 100644
--- a/moremesecons_luacontroller_tool/depends.txt
+++ b/moremesecons_luacontroller_tool/depends.txt
@@ -1,2 +1,2 @@
 mesecons
-vector_extras
+moremesecons_utils
diff --git a/moremesecons_luacontroller_tool/init.lua b/moremesecons_luacontroller_tool/init.lua
index 15e9259..f7001de 100644
--- a/moremesecons_luacontroller_tool/init.lua
+++ b/moremesecons_luacontroller_tool/init.lua
@@ -255,7 +255,7 @@ minetest.register_on_player_receive_fields(function(player, formname, fields)
 		local code = get_code_or_nil(pname, fields.player_name, fields.template_name)
 		if code then
 			set_luacontroller_code(pos, code)
-			minetest.chat_send_player(pname, "code set to template at "..vector.pos_to_string(pos))
+			minetest.chat_send_player(pname, "code set to template at "..minetest.pos_to_string(pos))
 		end
 		return
 	end
@@ -265,7 +265,7 @@ minetest.register_on_player_receive_fields(function(player, formname, fields)
 		local code = get_code_or_nil(pname, fields.player_name, fields.template_name)
 		if code then
 			set_luacontroller_code(pos, meta:get_string("code").."\r"..code)
-			minetest.chat_send_player(pname, "code added to luacontroller at "..vector.pos_to_string(pos))
+			minetest.chat_send_player(pname, "code added to luacontroller at "..minetest.pos_to_string(pos))
 		end
 		return
 	end
diff --git a/moremesecons_teleporter/depends.txt b/moremesecons_teleporter/depends.txt
index b6d53b6..a259a42 100644
--- a/moremesecons_teleporter/depends.txt
+++ b/moremesecons_teleporter/depends.txt
@@ -1,3 +1,2 @@
 mesecons
-vector_extras
 moremesecons_utils
diff --git a/moremesecons_utils/depends.txt b/moremesecons_utils/depends.txt
index e69de29..926e802 100644
--- a/moremesecons_utils/depends.txt
+++ b/moremesecons_utils/depends.txt
@@ -0,0 +1 @@
+vector_extras?
diff --git a/moremesecons_utils/init.lua b/moremesecons_utils/init.lua
index 687c8aa..0f83dab 100644
--- a/moremesecons_utils/init.lua
+++ b/moremesecons_utils/init.lua
@@ -24,3 +24,54 @@ function moremesecons.setting(modname, settingname, default, min)
 		return ret
 	end
 end
+
+-- Vector helpers
+-- All the following functions are from the vector_extras mod (https://github.com/HybridDog/vector_extras).
+-- If you enable that mod, its functions will be used instead of the ones defined below
+
+if not vector.get_data_from_pos then
+	function vector.get_data_from_pos(tab, z,y,x)
+		local data = tab[z]
+		if data then
+			data = data[y]
+			if data then
+				return data[x]
+			end
+		end
+	end
+end
+
+if not vector.set_data_to_pos then
+	function vector.set_data_to_pos(tab, z,y,x, data)
+		if tab[z] then
+			if tab[z][y] then
+				tab[z][y][x] = data
+				return
+			end
+			tab[z][y] = {[x] = data}
+			return
+		end
+		tab[z] = {[y] = {[x] = data}}
+	end
+end
+
+if not vector.remove_data_from_pos then
+	function vector.remove_data_from_pos(tab, z,y,x)
+		if vector.get_data_from_pos(tab, z,y,x) == nil then
+			return
+		end
+		tab[z][y][x] = nil
+		if not next(tab[z][y]) then
+			tab[z][y] = nil
+		end
+		if not next(tab[z]) then
+			tab[z] = nil
+		end
+	end
+end
+
+if not vector.unpack then
+	function vector.unpack(pos)
+		return pos.z, pos.y, pos.x
+	end
+end
diff --git a/moremesecons_wireless/depends.txt b/moremesecons_wireless/depends.txt
index 8da9e25..79129cd 100644
--- a/moremesecons_wireless/depends.txt
+++ b/moremesecons_wireless/depends.txt
@@ -1,4 +1,3 @@
 mesecons
-vector_extras
 moremesecons_utils
 digilines?