Merge pull request #7 from svnfqt/master

PR
Merge pull request #8 from tlenclos/master

Merged master with gh-pages
Merge pull request #9 from svnfqt/master

Added game's workflow
Merge pull request #10 from svnfqt/master

Respect some volley ball rules
Basic UI menu with navigation
Merge remote-tracking branch 'upstream/gh-pages'