update swig on windows

winx64/bin/swigwin-4.0.0/Examples/test-suite/csharp/friends_runme.cs

@@ -0,0 +1,43 @@
+using System;
+using friendsNamespace;
+
+public class friends_runme {
+  public static void Main() {
+    A a = new A(2);
+
+    if (friends.get_val1(a) != 2)
+      throw new Exception("failed");
+    if (friends.get_val2(a) != 4)
+      throw new Exception("failed");
+    if (friends.get_val3(a) != 6)
+      throw new Exception("failed");
+
+    // nice overload working fine
+    if (friends.get_val1(1,2,3) != 1)
+      throw new Exception("failed");
+
+    B b = new B(3);
+
+    // David's case
+    if (friends.mix(a,b) != 5)
+      throw new Exception("failed");
+
+    D_d di = new D_d(2);
+    D_d dd = new D_d(3.3);
+
+    // incredible template overloading working just fine
+    if (friends.get_val1(di) != 2)
+      throw new Exception("failed");
+    if (friends.get_val1(dd) != 3.3)
+      throw new Exception("failed");
+
+    friends.set(di, 4);
+    friends.set(dd, 1.3);
+
+    if (friends.get_val1(di) != 4)
+      throw new Exception("failed");
+    if (friends.get_val1(dd) != 1.3)
+      throw new Exception("failed");
+  }
+}
+