[Pharo-project] [update 1.4] #14298

[Marcus Denker]

14298
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Issue 5220:     MenuRegistration do not allow menu with more than 2 levels of 
deapth
        http://code.google.com/p/pharo/issues/detail?id=5220
Issue 5222:     mc slowdown with big package-cache
        http://code.google.com/p/pharo/issues/detail?id=5222
Issue 5182:     Problem in PluggableListMorph
        http://code.google.com/p/pharo/issues/detail?id=5182
        
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Marcus Denker -- http://marcusdenker.de