Support redo() in MPAdapter#2

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mzeshan39 wants to merge 5 commits intomasterfrom

Redo-MPBaseAdapter

Commits on Jan 17, 2020

Commits on Feb 3, 2020

Update MPCommand.java
mzeshan39
authored

Commits on Apr 7, 2020

update the redo and undo enum
mzeshan39
committed

Commits on Sep 21, 2021

fix the undo and redo interaction
mzeshan39
committed