[pgpool-committers: 10336] pgpool: Doc: update installation document to 4.6

[Bo Peng]

Doc: update installation document to 4.6

Branch
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V4_6_STABLE

Details
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https://git.postgresql.org/gitweb?p=pgpool2.git;a=commitdiff;h=37c7850006f38c45bb26a5984f86016169f87d61

Modified Files
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doc.ja/src/sgml/installation-rpm.sgml | 24 ++++++++++++++----------
doc/src/sgml/installation-rpm.sgml    | 20 ++++++++++++--------
2 files changed, 26 insertions(+), 18 deletions(-)