xPaw

// ==UserScript==
// @name           Ignore whitespace button on GitHub
// @description    Adds a button in GitHub UI to ignore whitespace changes in commits
// @author         xPaw
// @namespace      https://gist.github.com/xPaw/de6ee132a2e267ef6960
// @updateURL      https://gist.github.com/xPaw/de6ee132a2e267ef6960/raw/github_whitespace_button.user.js
// @match          https://github.com/*
// @version        1.6.1
// @run-at         document-end
// @grant          none