Multithreading Update Hotfix

Hotfix 0.13.0

We've fixed a few issues that have mostly been affecting Windows users.

Bugfixes

"As usual, user bug reports are marked with [UBR]. Thanks to everybody who reported and keep it up!"

• [UBR] Fixed an issue that left the client hanging randomly
• [UBR] Fixed an issue that left the server hanging randomly
• [UBR] Fixed a server crash when multiple cargo loot instances were collected simultaneously