by Damyon Wiese.
Hi Gordon,
Davo Smith has started work on a resubmission history for the assignment which may help. Feel free to add comments in the discussion/issue here:
https://moodle.org/mod/forum/discuss.php?d=205060
https://tracker.moodle.org/browse/MDL-36804
http://docs.moodle.org/dev/Assignment_Resubmission_History_Proposal
Regards, Damyon