pgsql: Escape processing patch: o turns off

Log Message:
-----------
Escape processing patch:

        o  turns off escape_string_warning in pg_dumpall.c
        o  optionally use E'' for \password (undocumented option?)
        o  honor standard_conforming-strings for \copy (but not
           support literal E'' strings)
        o  optionally use E'' for \d commands
        o  turn off escape_string_warning for createdb, createuser,
           droplang

Modified Files:
--------------
    pgsql/src/bin/pg_dump:
        pg_dumpall.c (r1.77 -> r1.78)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/src/bin/pg_dump/pg_dumpall.c.diff?r1=1.77&r2=1.78)
    pgsql/src/bin/psql:
        command.c (r1.166 -> r1.167)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/src/bin/psql/command.c.diff?r1=1.166&r2=1.167)
        common.h (r1.47 -> r1.48)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/src/bin/psql/common.h.diff?r1=1.47&r2=1.48)
        copy.c (r1.61 -> r1.62)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/src/bin/psql/copy.c.diff?r1=1.61&r2=1.62)
        describe.c (r1.137 -> r1.138)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/src/bin/psql/describe.c.diff?r1=1.137&r2=1.138)
    pgsql/src/bin/scripts:
        createdb.c (r1.19 -> r1.20)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/src/bin/scripts/createdb.c.diff?r1=1.19&r2=1.20)
        createuser.c (r1.30 -> r1.31)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/src/bin/scripts/createuser.c.diff?r1=1.30&r2=1.31)
        droplang.c (r1.20 -> r1.21)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/src/bin/scripts/droplang.c.diff?r1=1.20&r2=1.21)