added heal and new chat commands file

mods/ws_core/chatcommands.lua

@@ -0,0 +1,14 @@
+
+minetest.register_chatcommand("heal", {
+	description = "sets maxumum HP, thirst, breath and hunger vales",
+	privs = {fly = true},
+	func = function(name)
+    local player = minetest.get_player_by_name(name)
+    thirst.set_player_thirst(name, 20)
+    hbhunger.heal(player)
+    inv = player:get_inventory()
+    player:set_hp(20)
+		player:set_breath(11)
+		return true, "you have beed healed"
+	end,
+})