Add sfinv support

depends.txt

@@ -1 +1,2 @@
 unified_inventory?
+sfinv?

init.lua

@@ -259,3 +259,17 @@ if m_ui then
 	end
 })
 end
+
+
+-- sfinv
+
+sfinv.register_page("potions", {
+	title = "Potions",
+	get = function(self, player, context)
+		local name = player:get_player_name()
+		return sfinv.make_formspec(player, context,
+			"label[0,0;Warp Potions]" ..
+			get_formspec(name, true),
+			true)
+	end
+})