[update 2.0] #20595

20595
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10196 Change shortcuts default settings of 2.0 to the traditional ones
UI: Misc | Milestone: Pharo2.0
        https://pharo.fogbugz.com/f/cases/10196
       
10195 Replace ugly Keymappings API on:do:
        https://pharo.fogbugz.com/f/cases/10195
       
10194 Backport to 2.0: special objects array recreation crash
        https://pharo.fogbugz.com/f/cases/10194
       
10185 Backport 2.0: 10173 ClassBuilder cannot safely modify a class why using it
        https://pharo.fogbugz.com/f/cases/10185
       
10174 Backport 2.0 Issue 10162: multiple selection of methods in method pane ...
        https://pharo.fogbugz.com/f/cases/10174

Diff information:
http://ss3.gemstone.com/ss/Pharo20/System-Support-EstebanLorenzano.801.diff
http://ss3.gemstone.com/ss/Pharo20/Nautilus-EstebanLorenzano.437.diff
http://ss3.gemstone.com/ss/Pharo20/Keymapping-Core-EstebanLorenzano.147.diff
http://ss3.gemstone.com/ss/Pharo20/Kernel-EstebanLorenzano.1341.diff