MiniRailway Small Depot (customizable)

### What is MiniRailway
I like OpenRailway project but most of their models are scaled 1:32 and are not scalable down to 1:120 (TT) or 1:160 (N) (or it's too difficult). So I'm creating this series called **MiniRailway** for small scales up to H0 (bigger scales would lack details). Models in this series have STLs for scales **H0**, **TT**, **N** and **Z** or should be customizable.

### Small Depot
This is slightly modified (a bit higher building and wider gate) model of a building which st