[pgpool-committers: 4376] pgpool: Enhance documents.

[Tatsuo Ishii]

Enhance documents.

restrictions.sgml: use "xreflabel" in the sect1 title so that xref can
render proper label.

runtime.sgml: enhance "Running mode of Pgpool-II" section.

Branch
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V3_7_STABLE

Details
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https://git.postgresql.org/gitweb?p=pgpool2.git;a=commitdiff;h=6664ce24f22a1a8b6384f55359c14687623255a0

Modified Files
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doc.ja/src/sgml/restrictions.sgml |   2 +-
doc.ja/src/sgml/runtime.sgml      | 105 +++++++++++++++++++++++++++++++-------
2 files changed, 88 insertions(+), 19 deletions(-)