V 2.31 Update

Bugs

Fixed a crash in the battle viewer.
Addressed a stuck turn caused by a move order being assigned to a recently destroyed fleet.
Fix for a stuck turn related to Shipyard Battles
Putting a rally point on a shipyard no longer creates a stuck turn once a ship arrives at that spot.
United Planets: Fixed an edge case crash in calculating resolution results
United Planets: If you lose trade routes because of leaving the UP, the game no longer crashes
MP: Switching between factions in the trade screen no crashes
MP: Switching between factions in the trade screen no longer crashes.
Diplomacy: Fixed a crash where the Diplomacy screen didn't know what to do because your faction id was messed up.