[Pharo-dev] [update 2.0] #20606

[Marcus Denker]

20606
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10415 Integrate 2.0: 10411 flush after nextChunkPut:
        https://pharo.fogbugz.com/f/cases/10415


Diff information:
http://ss3.gemstone.com/ss/Pharo20/Files-MarcusDenker.ducasse.296.diff