made mossy stone drop mossy cobble on dig, added craft recipes to get mossy

stone from regular stone.

crafts.lua

@@ -291,3 +291,27 @@ minetest.register_craft({
 		"default:grass_1"
 	}
 })
+
+minetest.register_craft({
+	type = "shapeless",
+	output = "gloopblocks:stone_mossy 2",
+	recipe = {
+		"default:stone",
+		"default:stone",
+		"default:junglegrass",
+		"default:junglegrass"
+	}
+})
+
+minetest.register_craft({
+	type = "shapeless",
+	output = "gloopblocks:stone_mossy 2",
+	recipe = {
+		"default:stone",
+		"default:stone",
+		"default:grass_1",
+		"default:grass_1",
+		"default:grass_1",
+		"default:grass_1"
+	}
+})

init.lua

@@ -120,6 +120,7 @@ minetest.register_node("gloopblocks:stone_mossy", {
         tiles = {"gloopblocks_stone_mossy.png"},
         groups = {cracky=3, stone=1},
         sounds = default.node_sound_stone_defaults(),
+	drop = "default:mossycobble"
 })
 
 minetest.register_node("gloopblocks:cobble_road", {