[Pharo-project] [update 1.3] #13325

[Marcus Denker]

13325
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Issue 5310:     Ensure registration symmetry in ExternalSemaphoreTable users
        http://code.google.com/p/pharo/issues/detail?id=5310
        
Issue 2872:     should fix equality of DateAndTime
        http://code.google.com/p/pharo/issues/detail?id=2872



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Marcus Denker -- http://marcusdenker.de