Log Message:
-----------
Fix yesno_prompt() memory leak in /script tools, reported by Converity.
Modified Files:
--------------
pgsql/src/bin/scripts:
common.c (r1.22 -> r1.23)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/bin/scripts/common.c.diff?r1=1.22&r2=1.23)