Added template input parameter

exemple/main.cpp

@@ -0,0 +1,21 @@
+#include <iostream>
+
+#include "Delegate.h"
+
+class A
+{
+public:
+    void Foo1(int var) { std::cout << "A::Foo1(" << var <<");\n"; }
+    void Foo2(int var) { std::cout << "A::Foo2(" << var <<");\n"; }
+};
+
+int main(int argc, char* argv[])
+{
+    Delegate<int> delegate;
+    A a;
+    delegate.bind(&a, &A::Foo1);
+    delegate.bind(&a, &A::Foo2);
+    delegate.unbind(&a, &A::Foo1);
+    delegate.Call(321);
+    return 0;
+}