Added mining drill sound

Maciej Kasatkin

2012-10-10 845b0607eb09602a0da871a22ff044069506c53a

 mining_drill.lua

@@ -53,6 +53,7 @@
         player:get_inventory():add_item("main", dropped_item)
      end
   end
   minetest.sound_play("mining_drill", {pos = pos, gain = 1.0, max_hear_distance = 10,})
   minetest.env:remove_node(pos)
   end