Add some subsection headings

Branch
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master

Details
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http://git.postgresql.org/gitweb?p=postgresql.git;a=commitdiff;h=b95ea9dd628a93f564e460b8870228755b520220

Modified Files
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doc/src/sgml/regress.sgml |   12 ++++++++++++
1 files changed, 12 insertions(+), 0 deletions(-)

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Next:	From: Peter Eisentraut	Date: 2011-01-11 22:41:34
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