feat: changing getOrSet to addChild and getChild
feat: changing getOrSet to addChild and getChild

CedarLogic/engine,infamous/famous-engine,redwoodfavorite/engine,arunabhdas/engine,aug2uag/engine,artichox/engine,prepare/engine,tbossert/engine,aug2uag/engine,codesdk/engine,andreaslangsays/engine,artichox/engine,IjzerenHein/engine,Wanderfalke/engine,infamous/engine,codesdk/engine,nmai/engine,manyoo/engine,sonwh98/engine,infamous/famous-engine,huanghjb/engine,IjzerenHein/engine,talves/famous-engine,yummy222/engine,sonwh98/engine,avikalpa/engine,beni55/engine,steveblue/engine,TheAlphaNerd/engine,mcanthony/engine,huanghjb/engine,woltemade/engine,manyoo/engine,noikiy/engine,Famous/engine,prepare/engine,avikalpa/engine,infamous/engine,Wanderfalke/engine,alexanderGugel/engine,CedarLogic/engine,andreaslangsays/engine,trusktr/engine,mcanthony/engine,woltemade/engine,Morgantheplant/engine,TheAlphaNerd/engine,Bizboard/engine,beni55/engine,trusktr/engine,arunabhdas/engine,tbossert/engine,nmai/engine,Bizboard/engine,alexanderGugel/engine,talves/famous-engine,yummy222/engine,steveblue/engine,noikiy/engine,Morgantheplant/engine,redwoodfavorite/engine,Famous/engine