Add Savanna Dirt and Savanna Dirt with Savanna Grass (#800)

* Add Savanna Dirt

* Add textures for Savanna grass

* Update mods/mtg/default/nodes.lua

* Debugging

mods/mtg/default/nodes.lua

@@ -52,6 +52,8 @@ default:dirt_with_dry_grass
 default:dirt_with_snow
 default:dirt_with_rainforest_litter
 default:dirt_with_coniferous_litter
+default:dry_dirt
+default:dry_dirt_with_dry_grass
 
 default:permafrost
 default:permafrost_with_stones
@@ -497,6 +499,25 @@ minetest.register_node("default:dirt_with_coniferous_litter", {
 	}),
 })
 
+minetest.register_node("default:dry_dirt", {
+	description = "Savanna Dirt",
+	tiles = {"default_dry_dirt.png"},
+	groups = {crumbly = 3, soil = 1},
+	sounds = default.node_sound_dirt_defaults(),
+})
+
+minetest.register_node("default:dry_dirt_with_dry_grass", {
+	description = "Savanna Dirt with Savanna Grass",
+	tiles = {"default_dry_grass.png", "default_dry_dirt.png",
+		{name = "default_dry_dirt.png^default_dry_grass_side.png",
+			tileable_vertical = false}},
+	groups = {crumbly = 3, soil = 1},
+	drop = "default:dry_dirt",
+	sounds = default.node_sound_dirt_defaults({
+		footstep = {name = "default_grass_footstep", gain = 0.4},
+	}),
+})
+
 minetest.register_node("default:permafrost", {
 	description = "Permafrost",
 	tiles = {"default_permafrost.png"},