Convert javascript examples to nodejs.

Examples/javascript/namespace/example.cpp

@@ -1,36 +0,0 @@
-/* File : example.c */
-
-#include <iostream>
-#include "example.h"
-
-#define M_PI 3.14159
-
-
-/* A global variable */
-namespace nspace
-{
-double Foo = 3.0;
-
-/* Compute the greatest common divisor of positive integers */
-int gcd(int x, int y) {
-  int g;
-  g = y;
-  while (x > 0) {
-    g = x;
-    x = y % x;
-    y = g;
-  }
-  return g;
-}
-
-Circle::Circle(): radius(1.0) {}
-
-Circle::Circle(double r): radius(r) {
-    std::cout << "created Circle with r=" << radius << std::endl;
-}
-
-double Circle::area() {
-    std::cout << "Circle::area called, r=" << radius << std::endl;
-    return M_PI*radius*radius;
-}
-}