Hotfix v0.30.3 — MMORPG Tycoon 2 Steam update #2225174

Hi folks! This is a quick hotfix build with fixes for issues reported from the Volcanic Update two days ago. Changes: Fixed a couple of broken "Volcanic" modular building tiles. Any affected buildings should automatically be fixed when loaded in 0.30.3 or later! Fixed a multithreading bug which could sometimes result in a crash after exiting from the game simulation to the ingame desktop interface. Fixed a multithreading bug which could result in a softlock when the game starts up if you configured the game to run using only a single worker thread; turns out that we need at least two worker threads during startup! (I'll be looking at this more in the future, but for this hotfix I've just changed the options system to not allow the number of worker threads to be configured below 2) Fixed an issue which could result in a crash if you took away a pull attack (for example, by raising its min...