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2 commits

Author SHA1 Message Date
Blaž Hrastnik
04b1546634 history.redo() 2020-10-13 23:13:56 +09:00
Blaž Hrastnik
fd311fb8ad Undo tree draft.
We keep a tree of transactions. This allows for persistent undo by
simply serializing the changesets.
2020-10-13 23:13:56 +09:00