Create: Diesel Generators [Fabric Restitched]

• merges #53 experimental create v6 compatibility.
  • the whole process of pumping up oil, refining it, and running engines with it technically works
  • so far, all known issues are only visual: #54 and #56. please report any additional issues here!

HUGE thanks to srddssrf, who changed over 1000 lines of code to get this mod to work with create v6. youre amazing🤎🤎