otwcode/otwarchive — pull request #1321 by shalott (2013-09-07 18:13:24+00:00)
Title: Fix for optional tag sets vanishing on edit

Fix for issue 2729: optional tag sets vanished on edit. As you can see, MASSIVE amounts of code. :P Test added to the challenge feature, ran clean
https://code.google.com/p/otwarchive/issues/detail?id=2729

Signed-off-by: shalott