[O] [bug] ts property uses next entry

[Samuel Wales]

recent maint.

*********** (org-entry-get nil "TIMESTAMP_IA") on a header can return
a ts from the entry below it if a link is on it

i expected it to return nil
************* this header returns nil
************* META [[*B][B]] this header returns a value
************* EXPECT [#A] x
DEADLINE: <2017-01-27 Fri -2d>
:LOGBOOK:
- State "EXPECT"     from              [2017-01-13 Fri 15:46]
:END:


-- 
The Kafka Pandemic: <http://thekafkapandemic.blogspot.com>

The disease DOES progress. MANY people have died from it. And ANYBODY
can get it.

Denmark: free Karina Hansen NOW.
  UPDATE 2016-10: home, but not fully free