Blocked revisions 82949,82964 via svnmerge

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  r82949 | georg.brandl | 2010-07-18 12:11:03 +0200 (So, 18 Jul 2010) | 1 line

  #9279: remove the pdb.doc file, put its contents in pdb.__doc__.  Also sync this and the pdb docs, introduce a new directive for pdb commands and a role to link to them.
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  r82964 | georg.brandl | 2010-07-19 10:02:46 +0200 (Mo, 19 Jul 2010) | 1 line

  pydoc.pager does not promise to use $PAGER.
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