browsersync = done => {
	browserSync.init({
		proxy: config.projectURL,
		open: config.browserAutoOpen,
		injectChanges: config.injectChanges,
		watchEvents: ['change', 'add', 'unlink', 'addDir', 'unlinkDir']
	});
	done();
}
Task: `browser-sync`.

Live Reloads, CSS injections, Localhost tunneling.
@link http://www.browsersync.io/docs/options/

@param {Mixed} done Done.