Blocked revisions 86168,86211,86281,86283,86285 via svnmerge

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  r86168 | hirokazu.yamamoto | 2010-11-05 00:21:59 +0900 | 1 line

  Updated PC/VS8.0. (mainly to follow r86137: use temporary dir in make_buildinfo.c)
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  r86211 | hirokazu.yamamoto | 2010-11-06 02:24:13 +0900 | 1 line

  Fixed socket_gethostname() on windows.
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  r86281 | hirokazu.yamamoto | 2010-11-07 11:45:19 +0900 | 1 line

  Formatted code. (Tabify, etc)
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  r86283 | hirokazu.yamamoto | 2010-11-07 18:23:15 +0900 | 1 line

  Issue #6317: Now winsound.PlaySound can accept non ascii filename.
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  r86285 | hirokazu.yamamoto | 2010-11-07 20:07:44 +0900 | 1 line

  Reformatted code a bit.
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