Fixes an issue that would prevent a service from going offline at a specified time (trepctl online -until-time) or at a specific seqno (trepctl online -until-seqno) when parallel apply is enabled.

Issues: CT-1243

In MySQL releases using old row events format (MySQL 5.6 or earlier), Delete_rows_v1 were badly handled, leading to an extraction error when handling such an event type.

Issues: CT-1358