Alpha 5.15

FIXES
- wrong or absent organization name on members
- fixed bug that could occour on polls
- margin of error on polls is now working correctly
- crash when exiting game during turn progression
- confirm stays now on hiring and buying people
- a bug when registering a player for multiplayer
- sending data on multiplayer just to active players
- Alaska and Hawaii are now present
- performance when progressing on calendar
- text and descriptions mistakes