[update 1.3] #13214

13214
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Issue 4260: Remove some dead code in Tools
        http://code.google.com/p/pharo/issues/detail?id=4260
       
Issue 2564: WeakKeyDictionary finalizeValue tests
        http://code.google.com/p/pharo/issues/detail?id=2564

Issue 4236: MultiByteFileStream doing double conversion on windows
        http://code.google.com/p/pharo/issues/detail?id=4236
        (added the failing test)

--
Marcus Denker  -- http://www.marcusdenker.de
INRIA Lille -- Nord Europe. Team RMoD.