Merged revisions 83385-83389,83391 via svnmerge from

Merged revisions 83385-83389,83391 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/branches/py3k

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  r83385 | georg.brandl | 2010-08-01 08:42:45 +0200 (So, 01 Aug 2010) | 1 line

  #8773: mailbox.py does not need to be executable.
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  r83386 | georg.brandl | 2010-08-01 08:44:46 +0200 (So, 01 Aug 2010) | 1 line

  #8768: name test method properly so that it gets executed.
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  r83387 | georg.brandl | 2010-08-01 08:53:28 +0200 (So, 01 Aug 2010) | 1 line

  #8735: better explain semantics of *values* argument for parse().
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  r83388 | georg.brandl | 2010-08-01 09:48:43 +0200 (So, 01 Aug 2010) | 1 line

  #7395: fix traceback in do_add() when no stats are loaded.  Apply same fix for do_sort() and do_reverse().
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  r83389 | georg.brandl | 2010-08-01 09:57:47 +0200 (So, 01 Aug 2010) | 1 line

  Small improvements to pstats browser: do not crash on reading invalid file, and actually do a reload when executing "read" as intended.
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  r83391 | georg.brandl | 2010-08-01 10:10:08 +0200 (So, 01 Aug 2010) | 1 line

  Add another news entry.
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