Wordpress demo plugin

your-plugin-name.php

<?php
/*
Plugin Name: Your plugin name goes here.
Plugin URI: Your website/blog address goes here.
Description: Removes unnecessary clutter from WPHead.
Version: 1.0.0
Author: Your name goes here.
Author URI: Your website/blog address goes here.
*/

/*Removes RSD, XMLRPC, WLW, WP Generator, ShortLink and Comment Feed links*/
remove_action('wp_head', 'rsd_link');
remove_action('wp_head', 'wlwmanifest_link');
remove_action('wp_head', 'wp_generator');
remove_action('wp_head', 'wp_shortlink_wp_head');
remove_action('wp_head', 'feed_links', 2 ); 
remove_action('wp_head', 'feed_links_extra', 3 );

/*Removes prev and next article links*/
remove_action('wp_head', 'adjacent_posts_rel_link_wp_head');