Itinerary config change list fulfillment Part 1

AE fancy graphics disabled as a lag prevention measure

Forge chunk loading defaults tweaked

Generally, players can load the same amount of chunks but each chunkloader can do more. This suits most players better, and server owners can always adjust this further.
Dev XML update

2.4-DEV-019 corresponds to what will be 2.4.8-PRER once it's done.

This will set up the testbed for power balancing and oregen testing.

Note that we now have essentially blanket UE mod perms, at least for everything we use. This is reflected in this update.