Altar quest insert mods

I love the Altar quest insert by ely3ti. Being his first design and using only tinkercad for such a project should be a total pain in the...

I'm uploading here some fine-tuning made using Fusion 360 to a few pieces as I was having some problems printing at 0.6 in my Mk3S.

- AQ_Box_2 - Modified the thickness of some walls and displaced some of them a little to better fit the minis and integrated rounded dividers to print at once..
- AQ_cards_x4 - Rounded the top corners
- AQ_Tray_40-60-Under_heroes - Modified the thickness of some walls, rounded the top corners and integrated rounded dividers to print at once.