[Pharo-project] [update 3.0] #30086

[Marcus Denker]

30086
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10425 DateAndTime refactoring
        https://pharo.fogbugz.com/f/cases/10425

Diff information:
http://smalltalkhub.com/#!/~Pharo/Pharo30/diff/KernelTests-MarcusDenker.504
http://smalltalkhub.com/#!/~Pharo/Pharo30/diff/Kernel-MarcusDenker.1410
http://smalltalkhub.com/#!/~Pharo/Pharo30/diff/Fuel-MarcusDenker.764