[Pharo-project] [update 2.0] #20408

[Marcus Denker]

20408
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Issue 7002:     Remove old ChangeSorter implementation
        http://code.google.com/p/pharo/issues/detail?id=7002
        
Issue 7001:     fix obsoleteReferences in Pharo Kernel
        http://code.google.com/p/pharo/issues/detail?id=7001
        
Issue 6999:     cleaning a bit unused methods in DisplayObject hierarchy
        http://code.google.com/p/pharo/issues/detail?id=6999



Diff information:
http://ss3.gemstone.com/ss/Pharo20/UI-Basic-MarcusDenker.20.diff
http://ss3.gemstone.com/ss/Pharo20/UI-MarcusDenker.4.diff
http://ss3.gemstone.com/ss/Pharo20/Tools-MarcusDenker.984.diff
http://ss3.gemstone.com/ss/Pharo20/System-Support-MarcusDenker.741.diff
http://ss3.gemstone.com/ss/Pharo20/Morphic-MarcusDenker.1289.diff
http://ss3.gemstone.com/ss/Pharo20/Graphics-Files-MarcusDenker.35.diff
http://ss3.gemstone.com/ss/Pharo20/Graphics-Display Objects-MarcusDenker.93.diff

--
Marcus Denker -- http://marcusdenker.de