Patch 0.3.6.12

== Intro ==
Hi Pioneers!
Here we go again. Another day another crash fix. This should now have taken care of all the Conveyor replication related crashes™, for real this time.
But if you’re still experiencing issues, please let us know at the usual place https://questions.satisfactorygame.com/ 
Thank you for all your cooperation with all the crash reports and posts you’ve all sent, they helped a lot to narrow down these issues and fix them as quick as possible :heart: 
== Bug fixes ==
*Fixed another conveyor replication crash. Again. You get the theme of these hotfixes.
*Removing our first attempt at reducing Freight Car update costs
== Optimisation ==
*Implemented our second attempt at reducing Freight Car update costs