pgsql: More pgcrypto fixes: handle long messages correctly, suppress

Log Message:
-----------
More pgcrypto fixes: handle long messages correctly, suppress
compiler warnings. Marko Kreen and Kris Jurka.

Modified Files:
--------------
pgsql/contrib/pgcrypto:
openssl.c (r1.24 -> r1.25)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/contrib/pgcrypto/openssl.c.diff?r1=1.24&r2=1.25)
sha2.c (r1.3 -> r1.4)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/contrib/pgcrypto/sha2.c.diff?r1=1.3&r2=1.4)
pgsql/contrib/pgcrypto/expected:
3des.out (r1.2 -> r1.3)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/contrib/pgcrypto/expected/3des.out.diff?r1=1.2&r2=1.3)
blowfish.out (r1.4 -> r1.5)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/contrib/pgcrypto/expected/blowfish.out.diff?r1=1.4&r2=1.5)
cast5.out (r1.1 -> r1.2)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/contrib/pgcrypto/expected/cast5.out.diff?r1=1.1&r2=1.2)
des.out (r1.1 -> r1.2)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/contrib/pgcrypto/expected/des.out.diff?r1=1.1&r2=1.2)
rijndael.out (r1.4 -> r1.5)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/contrib/pgcrypto/expected/rijndael.out.diff?r1=1.4&r2=1.5)
pgsql/contrib/pgcrypto/sql:
3des.sql (r1.2 -> r1.3)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/contrib/pgcrypto/sql/3des.sql.diff?r1=1.2&r2=1.3)
blowfish.sql (r1.4 -> r1.5)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/contrib/pgcrypto/sql/blowfish.sql.diff?r1=1.4&r2=1.5)
cast5.sql (r1.1 -> r1.2)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/contrib/pgcrypto/sql/cast5.sql.diff?r1=1.1&r2=1.2)
des.sql (r1.1 -> r1.2)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/contrib/pgcrypto/sql/des.sql.diff?r1=1.1&r2=1.2)
rijndael.sql (r1.4 -> r1.5)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/contrib/pgcrypto/sql/rijndael.sql.diff?r1=1.4&r2=1.5)