20047
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Issue 5782: Close ALL windows, no matter if they have unchanged changes
http://code.google.com/p/pharo/issues/detail?id=5782
Issue 5792: Fix tempNamed and tempNamedPut
http://code.google.com/p/pharo/issues/detail?id=5792
Issue 5790: Merge ExpandedSourceFileArray into SourceFileArray (part2
install and fix tests)
http://code.google.com/p/pharo/issues/detail?id=5790-- Marcus Denker -- http://marcusdenker.de
