small fixes

src/falling_snow.lua

@@ -165,7 +165,7 @@ if snow.enable_snowfall then
 
 	-- Snow
 	minetest.register_globalstep(function(dtime)
-		for _, player in ipairs(minetest.get_connected_players()) do
+		for _, player in pairs(minetest.get_connected_players()) do
 			local ppos = player:getpos()
 			
 			local sminp = addvectors(ppos, {x=-20, y=0, z=-20})

src/nodes.lua

@@ -228,6 +228,7 @@ minetest.register_node("snow:star_lit", {
 -- Moss
 minetest.register_node("snow:moss", {
 	description = "Moss",
+	inventory_image = "snow_moss.png",
 	tiles = {"snow_moss.png"},
 	drawtype = "signlike",
 	paramtype = "light",

src/sled.lua

@@ -53,7 +53,7 @@ than I originally planned. :p  ~ LazyJ
 --
 
 local function is_water(pos)
-	local nn = minetest.env:get_node(pos).name
+	local nn = minetest.get_node(pos).name
 	return minetest.get_item_group(nn, "water") ~= 0
 end
 
@@ -181,8 +181,8 @@ minetest.register_craftitem("snow:sled", {
  		local name = placer:get_player_name()
  		local player_pos = placer:getpos()
  		if not players_sled[name] then
- 			if minetest.get_node({x=player_pos.x,y=player_pos.y, z=player_pos.z}).name == "default:snow" then
+ 			if minetest.get_node(player_pos).name == "default:snow" then
-				local sled = minetest.env:add_entity(pos, "snow:sled")
+				local sled = minetest.add_entity(pos, "snow:sled")
 				sled:get_luaentity():on_rightclick(placer)
 			end
 		end