Deck trays for American Mini sized cards

A range of deck trays for use with American Mini sized cards (1 5/8 x 2 1/2 in - 41 x 63 mm). Works with or without sleeves.

Filenames use the format Mini_{#decks}x{#rows}x{height}.

• Number of decks (e.g., side by side stacks in a row) - 1, 2, 3, or 4
• Number of rows - 1 or 2
• Height - from .25 to 1.50 inches in .25 increments

See https://www.thingiverse.com/thing:3653716 for a sample tray with printed pictures. That one is .90 tall and would be named Mini_3x2x.90 using this naming convention.