2.4 update

- make caravaneers neutral to dragons

attempt to improve mod performance:
- reduce amount of polling events as much as possible
- don't use per-day polling for remaining event but set MTTH to some reasonable values

update due to new syntax of 'add_anomaly'

Initial Upload

- fix special project lost picture and situation log icon

Initial Upload

- update Russian translation
- fix event-related pictures names to show proper picture

- add new tech 'Ether Holes IFF' - identification friend or foe so wormhole is controlled to let pass only friendly ships
- some fixes to faction hostility between dragons and others

- update ether wormhole bypass to exclude countries with closed borders like that is done for gateways. That may help with pathfinding problems
- add powerful modifiers for dragons to enhance their hull/armor/regeneration/firepower, so now each one is different from others, it works also for artificially growed Ether Dwarfs