Cleans up the Wordpress header

wordpress-clean-header.php

<?php
// Clean up the wordpress header by filtering out the following items from WP_HEAD():
function NAMESPACE_header_cleanup() {

    // Really Simple Discovery
    remove_action('wp_head', 'rsd_link');

    // Windows Live Writer
    remove_action('wp_head', 'wlwmanifest_link');

    // WordPress Generator
    remove_action('wp_head', 'wp_generator');

    // Post Relational Links - Start
    remove_action('wp_head', 'start_post_rel_link');

    // Post Relational Links - Index
    remove_action('wp_head', 'index_rel_link');

    // Post Relational Links - Next, Prev
    remove_action('wp_head', 'adjacent_posts_rel_link_wp_head');

    // Clean up saved content; strip the auto <p> tag addition
    remove_filter('the_content', 'wpautop');

}
add_action('init','NAMESPACE_header_cleanup');