pgsql-server: A few cosmetic fixes and code cleanup.

Log Message:
-----------
A few cosmetic fixes and code cleanup.

Modified Files:
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pgsql-server/src/bin/psql:
common.c (r1.86 -> r1.87)
(http://developer.postgresql.org/cvsweb.cgi/pgsql-server/src/bin/psql/common.c.diff?r1=1.86&r2=1.87)
print.c (r1.47 -> r1.48)
(http://developer.postgresql.org/cvsweb.cgi/pgsql-server/src/bin/psql/print.c.diff?r1=1.47&r2=1.48)