[Pharo-project] [update 2.0] #20448

[Marcus Denker]

20448
-----

Issue 6913:     Remove method in a MessageBrowser causes OutOfBounds error
        http://code.google.com/p/pharo/issues/detail?id=6913
        
Issue 6014:     MethodNode asString (printString) crash
        http://code.google.com/p/pharo/issues/detail?id=6014
        
Issue 6173:     Nautilus - adding a class category / package doesn not update 
other browsers
        http://code.google.com/p/pharo/issues/detail?id=6173


Diff information:
http://ss3.gemstone.com/ss/Pharo20/Spec-Widgets-MarcusDenker.77.diff
http://ss3.gemstone.com/ss/Pharo20/Nautilus-MarcusDenker.384.diff
http://ss3.gemstone.com/ss/Pharo20/Morphic-MarcusDenker.1312.diff
http://ss3.gemstone.com/ss/Pharo20/Compiler-MarcusDenker.367.diff