Ajoute certaines modifications venant de MFF + ajustement HUD

* Aires openfarming
* Privilège megabuilder
* HUD légèrement modifié pour laisser de la place à celui de factions

chatcommands.lua

@@ -286,6 +286,28 @@ minetest.register_chatcommand("area_open", {
 })
 
 
+minetest.register_chatcommand(
+	"area_openfarming", {
+		params = "<ID>",
+		description = "Toggle an area as open farming (anyone can harvest and plant) or closed",
+		func = function(name, param)
+			local id = tonumber(param)
+			if not id then
+				return false, "Invalid usage, see /help area_openfarming."
+			end
+			
+			if not areas:isAreaOwner(id, name) then
+				return false, "Area "..id.." does not exist"
+					.." or is not owned by you."
+			end
+			local open = not areas.areas[id].openfarming
+			-- Save false as nil to avoid inflating the DB.
+			areas.areas[id].openfarming = open or nil
+			areas:save()
+			return true, ("Area %s to farming."):format(open and "opened" or "closed")
+		end
+})
+
 if areas.factions_available then
 	minetest.register_chatcommand("area_faction_open", {
 		params = "<ID>",