Merge pull request #24 from Wohlstand/master

Merge to Update 24
Using a safer verion for finish detection!

The loop may break, even if bgo isn't finished yet.
Activate Animation after remove-undo.
Fix redo + add remove History to cut.
Respace cases + add place history

Clipboard paste makes place History
Merge pull request #17 from KevinW1998/master

Improvment to History