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

contrib/cppunit-1.12.1/include/cppunit/portability/CppUnitStack.h

@@ -0,0 +1,26 @@
+#ifndef CPPUNIT_PORTABILITY_CPPUNITSTACK_H
+#define CPPUNIT_PORTABILITY_CPPUNITSTACK_H
+
+// The technic used is similar to the wrapper of STLPort.
+ 
+#include <cppunit/Portability.h>
+#include <deque>
+#include <stack>
+
+
+#if CPPUNIT_STD_NEED_ALLOCATOR
+
+template<class T>
+class CppUnitStack : public std::stack<T
+                                      ,std::deque<T,CPPUNIT_STD_ALLOCATOR> >
+{
+public:
+};
+
+#else // CPPUNIT_STD_NEED_ALLOCATOR
+
+#define CppUnitStack std::stack
+
+#endif
+
+#endif // CPPUNIT_PORTABILITY_CPPUNITSTACK_H