[Pharo-project] [update 2.0] #20506

[Marcus Denker]

20506
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Issue 7353:     Problem with PickList
        http://code.google.com/p/pharo/issues/detail?id=7353
        
Issue 7270:     Failing test for RPackageCategorySynchronisationTest
        http://code.google.com/p/pharo/issues/detail?id=7270
        
Issue 7399:     cleanup uses of Compiler a little
        http://code.google.com/p/pharo/issues/detail?id=7399


Diff information:
http://ss3.gemstone.com/ss/Pharo20/Spec-Widgets-MarcusDenker.90.diff
http://ss3.gemstone.com/ss/Pharo20/RPackage-SystemIntegration-MarcusDenker.159.diff
http://ss3.gemstone.com/ss/Pharo20/Kernel-MarcusDenker.1297.diff
http://ss3.gemstone.com/ss/Pharo20/Compiler-MarcusDenker.369.diff