apply some model adjustments to Score; add annotation for Game
set player for score.
fix yadarts-desktop #20.
Merge pull request #19 from matthesrieke/master

fix 2 bugts
this might fix yadarts-desktop #23
Merge pull request #20 from matthesrieke/master

this might fix yadarts-desktop #23
Merge branch 'master' of https://github.com/EHJ-52n/yadarts