Found ya, mate!
I'll post the submission photo requirements in response to your question over on the Knightfall forum. Overall, though, the armour looks good for basic submission. There are a few dressing issues here and there, nothing that should hold you up.
Dressing issues I've noticed (in addition to what you pointed out):
- helmet sitting skew (for submission photos make sure this is nice and straight)
- back plate looks loose (might just be the photo angle)
- line up the ab and kidney plates (again, might just be the photo ang