4chan improver greasemonkey script

// ==UserScript==
// @name     4chan improver
// @match    https://*.4channel.org/*
// @match    https://*.4chan.org/*
// @version  1
// @require  https://ajax.googleapis.com/ajax/libs/jquery/2.1.0/jquery.min.js
// @require  https://gist.github.com/raw/2625891/waitForKeyElements.js
// @grant    GM_addStyle
// @grant    GM.getValue
// ==/UserScript==
//- The @grant directives are needed to restore the proper sandbox.
waitForKeyElements (
    ".postMessage",
    removeNode
);
function removeNode (jNode) {
    jNode.remove ();
}