Merge pull request #77 from rspy/master

TrueSkill implementation
Setting scope of lombok to provided
Added navigation between matches and removed end of game correction UI
Further tweaked between-match navigation
Optimizing gameview
Added trueskill stats to player detail view
fixed issues in player screen
Changed persistence classes to use lombok
Fixed issue that tight match batches were given to player who didn't play any tight matches (surprised that this didn't result in a division by 0 exception)