Log Message:
-----------
Add comments re text <-> bytea internal equivalence in convert routines.
Modified Files:
--------------
pgsql/src/backend/utils/mb:
mbutils.c (r1.65 -> r1.66)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/utils/mb/mbutils.c?r1=1.65&r2=1.66)