Replace deprecated code

Minetest shows warnings about using deprecated code such as the setpos() method.
Furthermore, two nodes are no longer semi-transparent due to code deprecation.

depends.txt

@@ -1,3 +0,0 @@
-default
-nyancat?
-treecapitator?

init.lua

@@ -28,7 +28,7 @@ local cloudstone_sounds = {
 
 minetest.register_node("nyanland:cloudstone", {
 	tiles = {"nyanland_cloudstone.png"},
-	use_texture_alpha = true,
+	use_texture_alpha = "blend",
 	sunlight_propagates = true,
 	light_source = 10,
 	groups = {dig_immediate = 3, not_in_creative_inventory=1},
@@ -37,7 +37,7 @@ minetest.register_node("nyanland:cloudstone", {
 
 minetest.register_node("nyanland:cloudstone_var", {
 	tiles = {"nyanland_cloudstone_var.png", "nyanland_cloudstone_var.png", "nyanland_cloudstone.png"},
-	use_texture_alpha = true,
+	use_texture_alpha = "blend",
 	sunlight_propagates = true,
 	drop = '',
 	light_source = 10,
@@ -257,9 +257,9 @@ minetest.register_on_generated(function(minp, maxp, seed)
 	local map_lengths_xyz = {x=side_length, y=side_length, z=side_length}
 
 	local pmap1 = minetest.get_perlin_map(hole, map_lengths_xyz
-		):get2dMap_flat{x=minp.x, y=minp.z}
+		):get_2d_map_flat{x=minp.x, y=minp.z}
 	local pmap2 = minetest.get_perlin_map(height, map_lengths_xyz
-		):get2dMap_flat{x=minp.x, y=minp.z}
+		):get_2d_map_flat{x=minp.x, y=minp.z}
 
 	local num = 1
 	local tab = {}
@@ -452,22 +452,24 @@ local function spawn_falling_node(pos, node)
 end
 
 minetest.register_entity("nyanland:head_entity", {
-	physical = true,
-	lastpos = {x=0, y=0, z=0},
-	textures = {"nyancat_side.png", "nyancat_side.png", "nyancat_side.png",
-		"nyancat_side.png", "nyancat_back.png", "nyancat_front.png"},
-	collisionbox = {-0.5,-0.5,-0.5, 0.5,0.5,0.5},
-	visual = "cube",
-	visual_size = {x=1.001, y=1.001},
+	initial_properties = {
+		physical = true,
+		textures = {"nyancat_side.png", "nyancat_side.png", "nyancat_side.png",
+			"nyancat_side.png", "nyancat_back.png", "nyancat_front.png"},
+		collisionbox = {-0.5,-0.5,-0.5, 0.5,0.5,0.5},
+		visual = "cube",
+		visual_size = {x=1.001, y=1.001},
+	},
+
 	on_activate = function(self)
-		self.object:setvelocity{x=0, y=0, z=-2}
+		self.object:set_velocity{x=0, y=0, z=-2}
 		self.object:set_armor_groups{immortal=1}
-		self.lastpos = vector.round(self.object:getpos())
+		self.lastpos = vector.round(self.object:get_pos())
 		self.timer = math.random()*8-4
 	end,
 
 	on_punch = function(self)
-		local mesepos = self.object:getpos()
+		local mesepos = self.object:get_pos()
 		if math.random(10) == 1 then
 			minetest.sound_play("nyanland_cat",
 				{pos = mesepos,	gain = 0.9, max_hear_distance = 35})
@@ -483,7 +485,7 @@ minetest.register_entity("nyanland:head_entity", {
 			self.object:remove()
 			return
 		end
-		local finepos = self.object:getpos()
+		local finepos = self.object:get_pos()
 		local pos = vector.round(finepos)
 		if vector.equals(self.lastpos, pos) then
 			return
@@ -509,7 +511,9 @@ minetest.register_entity("nyanland:head_entity", {
 			end
 			minetest.add_node(p, {name="nyancat:nyancat_rainbow"})
 		end
-	end
+	end,
+
+	lastpos = {x=0, y=0, z=0},
 })
 
 

mod.conf

@@ -0,0 +1,3 @@
+name = nyanland
+depends = default
+optional_depends = nyancat,treecapitator