Gulp_NodeWebkit.js

var gulp 	= require('gulp'),
	stylus 	= require('gulp-stylus'),
	nib   	= require('nib'),
	$   		= require('jquery');

module.exports = {
	gulp : function(){
		var that = this;

		gulp.task('stylus', function () {
			gulp.src('./stylus/index.styl')
			.pipe(stylus({
				'include css': true,
				use: nib(),
				compress : true
			}))
			.pipe(gulp.dest('./css/'))
			.on('end', function(){
				$('#stylus').attr('href', 'css/index.css?v='+ Math.random());	
			});			
		});

		gulp.watch(['**/*.styl'], ['stylus']);
	}
}

//HowTo Use
//var dev = require('/relative/path/this_file');
//dev.gulp();