HERCULANO TRAILERS v1.1.0.0

Portuguese trailers from Herculano.

Changelog 1.1.0.0:
- New S1ET chassis
- T2ET double wheel trailer added

- Herculano S1ET:
Price: 6100 $
Capacity: 9800 L/10600 L/12400 L

- Herculano T2ET:
Price: 20750 $
Capacity: 23700 L
Double wheel