New NFSPU cars

I've added 8 brand new Need for Speed Porsche cars to our nfspu cars database.
The cars are:
- Porsche 911 Carrera Sti Targa, Cabriolet
- Porsche '03 911 GT 2
- Porsche 911 Turbo Older
- Porsche Speedy 101
- Porsche Boxster Convic
- Porsche GT 3 Lowrider
- Porsche GT 1 Lowrider
- Porsche GT2 Belcar Version

Enjoy them.

> Sources: [url=http://www.nfs-planet.de]NFS Planet[/url] and [url=http://erix.nfsunlimited.net]Erix's Porsches[/url]