merge revs 736:741 from branch http://rdkit.svn.sourceforge.net/svnroot/rdkit/branches/NumPyPort_27June2008

This removes the numeric python dependency and switches to relying on numpy.
current status of tests from branch: pass on lin32 and 64 and win32.

Code/Demos/boost/numpy/linalg.cpp

@@ -5,7 +5,7 @@
 #include <boost/python.hpp>
 #include <boost/python/numeric.hpp>
 #define PY_ARRAY_UNIQUE_SYMBOL RD_array_API
-#include "Numeric/arrayobject.h"
+#include "numpy/oldnumeric.h"
 
 
 namespace python = boost::python;