Fix #4673 Delimiter causing page lock

Signed-off-by: Hugues Peccatte <hugues.peccatte@gmail.com>
Update ChangeLog

Signed-off-by: Hugues Peccatte <hugues.peccatte@gmail.com>
Merge pull request #1439 from Tithugues/b4673_qa43

Fix #4673 Delimiter causing page lock