MinetestForFun Game : Update all (but doors)

- Everything is updated, except doors
 - Some textures are moved to other mods (removed from default, but still used by those mods)

minetestforfun_game/mods/stairs/init.lua

@@ -172,7 +172,7 @@ function stairs.register_slab(subname, recipeitem, groups, images, description,
 				end
 				return itemstack
 			end
-
+			
 			-- Upside down slabs
 			if p0.y - 1 == p1.y then
 				-- Turn into full block if pointing at a existing slab
@@ -233,7 +233,7 @@ end
 if replace then
 	minetest.register_abm({
 		nodenames = {"group:slabs_replace"},
-		interval = 8,
+		interval = 16,
 		chance = 1,
 		action = function(pos, node)
 			node.name = minetest.registered_nodes[node.name].replace_name
@@ -344,7 +344,7 @@ stairs.register_stair_and_slab("sandstone", "default:sandstone",
 		"Sandstone Stair",
 		"Sandstone Slab",
 		default.node_sound_stone_defaults())
-
+		
 stairs.register_stair_and_slab("sandstonebrick", "default:sandstonebrick",
 		{crumbly = 2, cracky = 2},
 		{"default_sandstone_brick.png"},