Merged revisions 71540,71544,71546,71563,71572,71607,71653 via svnmerge from

Merged revisions 71540,71544,71546,71563,71572,71607,71653 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/trunk

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  r71540 | georg.brandl | 2009-04-12 22:30:53 +0200 (So, 12 Apr 2009) | 1 line

  #5719: add short usage example to optparse docstring.
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  r71544 | benjamin.peterson | 2009-04-13 01:19:56 +0200 (Mo, 13 Apr 2009) | 1 line

  fix extra parenthesis #5774
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  r71546 | benjamin.peterson | 2009-04-13 01:44:15 +0200 (Mo, 13 Apr 2009) | 1 line

  fix missing quote
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  r71563 | georg.brandl | 2009-04-13 14:36:18 +0200 (Mo, 13 Apr 2009) | 1 line

  Simplify markup.
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  r71572 | georg.brandl | 2009-04-13 15:13:25 +0200 (Mo, 13 Apr 2009) | 1 line

  #5745: more linking for identifiers in email docs.
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  r71607 | benjamin.peterson | 2009-04-14 23:23:09 +0200 (Di, 14 Apr 2009) | 1 line

  tupel -> tuple
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  r71653 | raymond.hettinger | 2009-04-16 20:16:10 +0200 (Do, 16 Apr 2009) | 1 line

  Clarify the behavior of any() and all() with an empty iterable.
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