Changes

Summary

1. Updates to fix Undo Refactoring issue (details)

Commit e0774fc1b6c38ef65c0393d99a5d079c77b25a47 by cusi.evelyn Updates to fix Undo Refactoring issue
	src/Refactoring-Core/RBReplacePreview.class.st (diff)
	src/Refactoring-Core/RBRefactoring.class.st (diff)
	src/SystemCommands-RefactoringSupport/SycRefactoringPreviewPresenter.class.st (diff)
	src/Refactoring-Changes/RBRefactoryChangeManager.class.st (diff)