Edit history for YM50K 2 by Paulo Simoes

2017-07-09 16:14:31	dyno	Added credit for Paulo Simoes on YM50K 2: Code
2015-07-02 20:10:34	ltk_tscc	Added 2 screenshots
2015-07-02 20:10:08	ltk_tscc	Added production 'YM50K 2'