Also fixes type conversions (first time I have tried to convert to a base class and found that my IsChildOf check was the wrong way around).
Plus some extra accessors added for exec/update contexts.
Found the need for these when doing show & tell prep.
#rb Jurre.deBaare
#ROBOMERGE-SOURCE: CL 17367354 in //UE5/Main/...
#ROBOMERGE-BOT: STARSHIP (Main -> Release-Engine-Test) (v865-17346139)
[CL 17367419 by thomas sarkanen in ue5-release-engine-test branch]
