Log Message:
-----------
Don't quote the value of EDITOR on Unix, only on Windows. Per discussion.
Modified Files:
--------------
pgsql/src/bin/psql:
command.c (r1.134 -> r1.135)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/bin/psql/command.c.diff?r1=1.134&r2=1.135)