update swig on windows

winx64/bin/swigwin-4.0.0/Examples/python/operator/runme.py

@@ -0,0 +1,20 @@
+# Operator overloading example
+import example
+
+a = example.Complex(2, 3)
+b = example.Complex(-5, 10)
+
+print "a   =", a
+print "b   =", b
+
+c = a + b
+print "c   =", c
+print "a*b =", a * b
+print "a-c =", a - c
+
+e = example.ComplexCopy(a - c)
+print "e   =", e
+
+# Big expression
+f = ((a + b) * (c + b * e)) + (-a)
+print "f   =", f