Merge pull request #31 from grzegorz-kraszewski/game-ending

Game ending

Merge pull request #25 from grzegorz-kraszewski/game-state

Game state and other things for 1.0 milestone.

Merge pull request #18 from grzegorz-kraszewski/selector

Selector

Merge pull request #16 from grzegorz-kraszewski/release-0.4

Release 0.4

Merge pull request #9 from grzegorz-kraszewski/release-0.3

Release 0.3

Merge pull request #7 from grzegorz-kraszewski/release-0.2

Release 0.2

Update README.md