Cloud editing issue

[EchoReaper]

They know about the terrain undo issue – not sure about the region tool

@LordRugdumph

This is a beta. There are a few important bugs that we know about, but
we wanted to get this into your hands early to get your feedback.
…

• Undo may remove sections of terrain that you are editing. To address this, use “redo” (unfortunately this means that some terrain changes are effectively not undo-able)