update coverage checker, PLAYGROUND-312
add game module
Merge pull request #24 from thomaroger/troger-feat-coverage-312

[RFR] update coverage checker for n modules, PLAYGROUND-312
PLAYGROUND-312
Afficher la couverture de tests unitaires sur Playground par module

Activate coverage-checker
Merge branch 'master' of https://github.com/gregorybesson/playground
Playground-317: Release 1.0Beta1 - Box : Front