adds up to 5 new quality tiers, attempting to continue the power progression of base quality levels largely customizable i attempted to balance this, but balance is hard; large upgrade costs mean painfully slow production and the power necessary to make upgrades not painful makes higher qualitys overpowered
Providing the player with new tools or adjusting the game interface, without fundamentally changing gameplay.
Version: 0.0.3
minor changes:
- added proper quality scaling for locomotive-power, rolling-stock-max-speed and cargo-wagon-inventory-size
Version: 0.0.2
major changes:
- now compatible with 2.1