[Pharo-project] [update 3.0] #30024

[Marcus Denker]

30024
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10216 Fix two RB Related failing test
        https://pharo.fogbugz.com/f/cases/10216
        
10214 Spec example update
        https://pharo.fogbugz.com/f/cases/10214/
        
10212 New Spec version
        https://pharo.fogbugz.com/f/cases/10212


Diff information:
http://smalltalkhub.com/#!/~Pharo/Pharo30/diff/Spec-Widgets-MarcusDenker.116
http://smalltalkhub.com/#!/~Pharo/Pharo30/diff/Spec-Tests-MarcusDenker.23
http://smalltalkhub.com/#!/~Pharo/Pharo30/diff/Spec-Layout-MarcusDenker.39
http://smalltalkhub.com/#!/~Pharo/Pharo30/diff/Spec-Examples-MarcusDenker.20
http://smalltalkhub.com/#!/~Pharo/Pharo30/diff/Spec-Core-MarcusDenker.95
http://smalltalkhub.com/#!/~Pharo/Pharo30/diff/Refactoring-Tests-Critics-MarcusDenker.11
http://smalltalkhub.com/#!/~Pharo/Pharo30/diff/Refactoring-Critics-MarcusDenker.38
http://smalltalkhub.com/#!/~Pharo/Pharo30/diff/Manifest-Core-MarcusDenker.130