Log Message:-----------pgcrypto merge cleanup:
- Few README fixes - Keep imath Id string, put $PostgreSQL$ separately.
Patch from Marko Kreen.
Modified Files:-------------- pgsql/contrib/pgcrypto: README.pgcrypto (r1.15 -> r1.16) (http://developer.postgresql.org/cvsweb.cgi/pgsql/contrib/pgcrypto/README.pgcrypto.diff?r1=1.15&r2=1.16) imath.c (r1.3 -> r1.4) (http://developer.postgresql.org/cvsweb.cgi/pgsql/contrib/pgcrypto/imath.c.diff?r1=1.3&r2=1.4) imath.h (r1.3 -> r1.4) (http://developer.postgresql.org/cvsweb.cgi/pgsql/contrib/pgcrypto/imath.h.diff?r1=1.3&r2=1.4)