//----< Display Dependency Analysis Requirement >-----------------

        static void displayRequirement2(List <CsNode <string, string> > nodes)
        {
            Console.WriteLine("Display dependency analysis for namespace,using and alias ");
            Console.WriteLine("The files are checked for different types like class,interface,delegate, struct, enum to check dependency by parsing the file twice");
            Console.WriteLine();
            Console.WriteLine("Dependency Analysis for the files: ");
            Display.showDependencies(nodes);
        }
 //-----------------<Display dependency analysis>-----------------------------
 static void DisplayRequirement2(List <CsNode <string, string> > nodes)
 {
     Console.WriteLine("Identification of dependencies based on namespaces and aliases");
     Console.WriteLine("Parsing is done twice to check for dependencies");
     Console.WriteLine("Dependency between files is checked for usage of interfaces,classes,enum,delegate,structures,aliases,namespaces");
     Console.WriteLine("Dependency Analysis is as below:");
     Console.WriteLine("----------------------------------");
     Display.showDependencies(nodes);
 }