field::process_turn()

The hand cards are shuffled after the end of draw_phase in order to make
these cards non-distinguishable.
This is equivalent to changing the oder of hand cards in a real card game.

ocgcore/processor.cpp

@@ -4142,6 +4142,7 @@ int32 field::process_turn(uint16 step, uint8 turn_player) {
 	}
 	case 3: {
 		//Standby Phase
+		shuffle(turn_player, LOCATION_HAND);
 		infos.phase = PHASE_STANDBY;
 		core.phase_action = FALSE;
 		raise_event((card*)0, EVENT_PHASE_PRESTART + PHASE_STANDBY, 0, 0, 0, turn_player, 0);