* Helpers create Players,
* Git ignores  GTT.sublime-workspace file.
* Small consistency fixes in StrategicDataBuilder test.
* TreeDataBuilder with tests.
* TreeGame with tests as well as some minor change in API (rename Game::equilibriumData to Game::getData).
* StrategicGameBuilder header guardian case fix.
* Fix in StrategyGameBuilder test.
* TreeGameBuilder with test.