Add killme command to replace old kill command

3d_armor/armor.lua

@@ -634,3 +634,13 @@ minetest.register_chatcommand("kill", {
 		end
 	end,
 })
+
+minetest.register_chatcommand("killme", {
+	description = "Kill yourself instantly",
+	func = function(name)
+		local player = minetest.get_player_by_name(name)
+		if player then
+			player:set_hp(0)
+		end
+	end,
+})