Includes changes and fixes. AutoUpdate of Aircraft list can be disabled in settings now.
--- 29.10.2017 - v1.6.3 [FEATURE] Aircrafts - Auto update aircraft list can be disabled in "Settings" now [CHANGED] Startposition - ICAO Code is upper case now [CHANGED] Startposition - City and Country order changed [CHANGED] GoogleEarth - Export is based on Scheme file now [CHANGED] Add-On.xml MGR - (P3Dv4) Error handling improved if no add-on.xml exists but part of add-ons.cfg