khwon/loco — pull request #35 by yous (2014-08-01 05:27:38+00:00)
Title: Show JACKPOT message

- Exclude `color_white` from `color_sample`

`color_black` and `color_white` are not different. It affects the probability of `color_sample`.
- Make `color_` returns the used color and show the JACKPOT message