relax SVN archive

The command used was:
svn merge -r4139:4140 svn+ssh://bugman@.../svn/relax/tags/1.2.12

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r4140 | bugman | 2007-12-09 12:33:01 +0100 (Sun, 09 Dec 2007) | 3 lines
Changed paths:
M /tags/1.2.12/sconstruct

Fixed the 'sconstruct' file to handle Windows Vista.
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