Lots of new features and improvements:

- CSV / Excel import and export of teams
- CSV / Excel import and export of players
- season ticket price can also be adjusted in the hall overview
- set ticket prices in the preparation phase for the season
- requirements for hall relocation are better calculated
- better calculation and display of the expected spectator income
- better calculation of season tickets sales
- rare bug (wrong arguments dialog) fixed with fan merchandise
- relationship messages are no longer displayed when events are switched off
- rponsorship offers are now determined at every new season
- resetting the weekly reports when loading a game
- no more duplicated player
- improvement of translation
- goalkeeping coaches and coaches are always available also in small leagues
- better error interception when games are played without a goalkeeper
- corrected hall type naming for small hall sizes