- This checkin eliminates use of all <Module>Classes.h files in Engine, with the exception of UnrealEdClasses.h
- Compilation speed-ups for all of the modules affected, now that they are including what they use
- No effective changes other than C++ includes
[CL 2686054 by Mike Fricker in Main branch]
- merged over from Fortnite branch
- includes adjusting all game projects that use AI code
- contains a nasty AIModule <-> Engine circular dependency. To be removed ASAP
[CL 2085468 by Mieszko Zielinski in Main branch]