hbm-1.8.1a-G

Update time!

Stuff done by Me:

• Changed doors to work like they used to before 1.8.0 update

Stuff done by @70000hp:

• Fixed some lag caused by nukes, which are now 4x faster
• Added a config to spawn falling entities during nuclear explosion

Stuff done by @Alcatergit:

• Fixed RBMK Outgasser
• Fixed Electric Furnace Texture