(feat) change match schema
(refac) change model again, winner and loser instead of score
(refac) scoreboard use new model
(refac) update match view
(refac) player use new model
(feat) elo rating instead of points
add versionnumber to match-model
migration
(refac) use match model all over the bases
(chore) add dump, the db backup folder to ignore
(refac) refactored scoreboard methods
(refac) introduced service layer
(chore) remove unused method
Merge pull request #14 from Krafthack/f_elo

Elo-ranking