add setStone
Merge branch 'master' of github.com:michaelknoch/de.htwg.wt.go

* 'master' of github.com:michaelknoch/de.htwg.wt.go:
  implemented getGameField
  implemented getPLayerScore route
Merge branch 'master' of github.com:michaelknoch/de.htwg.wt.go

* 'master' of github.com:michaelknoch/de.htwg.wt.go:
  add routes in markdown
add getGameField
Merge branch 'master' of github.com:michaelknoch/de.htwg.wt.go

* 'master' of github.com:michaelknoch/de.htwg.wt.go:
  implemented pass route