[Pharo-project] [update 3.0] #30013

[Marcus Denker]

30013
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7113 isComposedBy: is not an Object method
        https://pharo.fogbugz.com/f/cases/7113
        
10081 unload Deprecated20 in 3.0
        https://pharo.fogbugz.com/f/cases/10081
        
6373 Spotlight gives an error message when asked for World      
        https://pharo.fogbugz.com/f/cases/6373
        
10002 Zeroconf: config command issue
        https://pharo.fogbugz.com/f/cases/10002


Diff information:
http://smalltalkhub.com/#!/~Pharo/Pharo30/diff/Traits-MarcusDenker.464
http://smalltalkhub.com/#!/~Pharo/Pharo30/diff/Tools-MarcusDenker.1067
http://smalltalkhub.com/#!/~Pharo/Pharo30/diff/System-CommandLine-MarcusDenker.84
http://smalltalkhub.com/#!/~Pharo/Pharo30/diff/KernelTests-MarcusDenker.478
http://smalltalkhub.com/#!/~Pharo/Pharo30/diff/Keymapping-KeyCombinations-MarcusDenker.6
http://smalltalkhub.com/#!/~Pharo/Pharo30/diff/Kernel-MarcusDenker.1347
http://smalltalkhub.com/#!/~Pharo/Pharo30/diff/HudsonBuildTools20-MarcusDenker.27
http://smalltalkhub.com/#!/~Pharo/Pharo30/diff/ConfigurationCommandLineHandler-Core-MarcusDenker.10