Added COROUTINE and DELEGATE class examples.

include/tool/examples/delegate_example.cpp

@@ -0,0 +1,35 @@
+#include <cstdio>
+#include <string>
+
+#include <tool/delegate.h>
+
+using namespace std;
+
+class MyClass {
+
+	public:
+		int MyMethod(const string &arg)
+		{
+			printf("MyClass(this = %p)::MyMethod() called with string '%s', length %d\n", this, arg.c_str(), arg.length());
+			return arg.length();
+		}
+};
+
+typedef DELEGATE<int, const string&> MyDelegate;
+
+main()
+{
+	MyClass t1;
+	MyClass t2;
+	
+	
+	MyDelegate ptr1 (&t1, &MyClass::MyMethod);
+	MyDelegate ptr2 (&t2, &MyClass::MyMethod);
+	
+ 	int retval1, retval2;
+  retval1 = ptr1("apples");
+  retval2 = ptr2("cherries");
+ 	
+ 	printf("Object 1 returned %d, object 2 returned %d\n", retval1, retval2);
+ 	return 0;
+}