pgsql: docs: clarify use of pg_rewind arguments

docs: clarify use of pg_rewind arguments

Specifically, --source-pgdata and --source-server.

Discussion: 20160617155108.GC19359@momjian.us

Reviewed-by: Michael Paquier

Branch
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master

Details
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http://git.postgresql.org/pg/commitdiff/3557b1791b715c6e44e1b7b4b342d1fae54e262e

Modified Files
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doc/src/sgml/ref/pg_rewind.sgml | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)

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