ITeleportable does not exist anymore
self-document CrushClass of crates
let supply trucks spawn money crates upon destruction
ContainsCrate is redundant to LeavesHusk
Sonic Tank offset
Remove TakeOff activity from ReturnToBase
Merge pull request #6160 from cjshmyr/returntobase

Remove TakeOff activity from ReturnToBase
Merge pull request #6155 from Phoib/sonicbeam

Sonic Tank offset
use ToLowerInvariant for all weapon rules
Merge pull request #6163 from Mailaender/shrapnel-lowercase-weapon

Fixed ThrowsShrapnel not using lower case weapon names.
Merge pull request #6152 from Mailaender/money-crate

Added money crates to be spawned by destroyed supply trucks
Write trait requirements in documentation.