* GeometryCollectionComponent.h - Most files are related to the removal of includes in this file. Removed 7 headers
- Moved GeometryCollectionDamagePropagationData in to its own file
- Changed COPY_ON_WRITE_ATTRIBUTE to be set in a way so implementations can be placed in cpp file.
- Moved some function implementations to cpp file
* Removed include in FieldSystemActor.h
* Removed include in FieldSystem.h
* Removed include in CommonUISettings.h
#preflight 636b325c376a9cd6a8818aae
#rb cedric.caillaud (for the actual changes, not additional includes and a couple include removals outside GeometryCollection)
[CL 23069399 by henrik karlsson in ue5-main branch]
