Add native Windows binary for bison.

bison/src/bison/2.4.1/bison-2.4.1-src/examples/calc++/calc++.cc

+#line 8712 "../../doc/bison.texinfo"
+#include <iostream>
+#include "calc++-driver.hh"
+
+int
+main (int argc, char *argv[])
+{
+  calcxx_driver driver;
+  for (++argv; argv[0]; ++argv)
+    if (*argv == std::string ("-p"))
+      driver.trace_parsing = true;
+    else if (*argv == std::string ("-s"))
+      driver.trace_scanning = true;
+    else if (!driver.parse (*argv))
+      std::cout << driver.result << std::endl;
+}