[Pharo-project] [update 1.2] #12220

[Marcus Denker]

12220
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Issue 2387:     Workspace
Issue 2903:     EntryFieldMorph>>hasErrors: aBoolean
Issue 3174:     Cleanup packages

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Marcus Denker  -- http://www.marcusdenker.de
INRIA Lille -- Nord Europe. Team RMoD.