Log Message:
-----------
Improve confusing comment for HeapTupleSatisfiesNow, per gripe from Greg Stark.
Modified Files:
--------------
pgsql/src/backend/utils/time:
tqual.c (r1.96 -> r1.97)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/utils/time/tqual.c.diff?r1=1.96&r2=1.97)