The ignore_error flag wasn't being returned from the filter subprocess so
was not set for later routers. Investigation and fix by Matthias Kurz.
+JH/24 Bug 2310: Raise a msg:fail:internal event for each undelivered recipient,
+ and a msg:complete for the whole, when a message is manually reoved using
+ -Mrm. Developement by Matthias Kurz, hacked on by JH.
+
Exim version 4.91
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