14155
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Issue 4830: Improve ClassSearch responsivness
http://code.google.com/p/pharo/issues/detail?id=4830
Issue 4826: Speedup MethodDictionary #rehash
http://code.google.com/p/pharo/issues/detail?id=4826
Issue 4831: Fixing wrong selection returned when clicking on tick list
http://code.google.com/p/pharo/issues/detail?id=4831
Issue 2004: Object>>windowActiveOnFirstClick looks strange
http://code.google.com/p/pharo/issues/detail?id=2004
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Marcus Denker -- http://marcusdenker.de
