Added cppunit to the ./contrib dir. Build config for x64 and dll builds (some bugs remaining, but most configs are working)

git-svn-id: https://assimp.svn.sourceforge.net/svnroot/assimp/trunk@70 67173fc5-114c-0410-ac8e-9d2fd5bffc1f

code/TextureTransform.h

@@ -136,7 +136,7 @@ struct STransformVecInfo
 /** Helper class used by the ASE/ASK and 3DS loaders to handle texture
  *  coordinate transformations correctly (such as offsets, scaling)
 */
-class TextureTransform
+class ASSIMP_API TextureTransform
 {
 	//! Constructor, it is not possible to create instances of this class
 	TextureTransform() {}