More room tests
Explicit script in .travis.yml
Add listplayers output_example
100% api.room coverage
Fix value checking for nbpp; add some game tests
Test SinkBall and BallsOnTable
Add tests for leaving game
Merge pull request #57 from hfaran/hfaran_tests

API functional test(s)
Merge pull request #58 from hfaran/dev

Tests; Travis-CI setup