this is a first update, which include several improvements:
o.6 chengelog from 0.5
- all textures and normal maps converted in .dds (+10% fps)
- fixed and minor improvements (starting direction for north version, doubled some rails, improved restaurant "Rocca" aera, fix some transparent walls)
- fixed an issue that causes high cpu load (from 90% to 30% or less, 50-70% with 24 AIs)
- add all road signs
- improved crossing road to "Vallio"
- improved track near "Binzago" crossing