New libraries

There is a little problem with the domain name. The site is moving to another provider and there is delay so niwaconcept.com is not working anymore for a little time until the transfer will be definitely effective.

Bugs fixes.

New PowerCADD libraries added :

- Buses : Volvo 7700 articulated diesel and CNG.
- Cars : Ford Crown Victoria.
- Plants : trees from Matthew Arnold.

New Intaglio libraries added :

- Cars : Ford Crown Victoria.