[ptx] Massive clean for visual studio compilation

[Yili Zhao]

Alexandre wrote:
>  I've compiled the hugin and panorama library until the link stage. But are
>  still some linker issues I have to solve.
>  Finally ! Did it. Got a compiling version of hugin for vs.net : Tough
>  I will write some doc about it and uploads the needed files.
  Do you also compile pano12 library with vs.net successfully like hugin?
I remember that someone in pt list said that he also tried to compile pano12
library with vs.net, but failed and given up. 
  

Yili