i want to add xe-core

this is XE-core 's common js, css, mp3(for sound captcha), swf, png, jpg, gif(for default image button, etc..).

if there is not minified version of js or css, that means, comined and minifed version exist.
ex) in common/js directory,  xe.min.js  == (minified)[ common.js + js_app.js + xml_handler.js + xml_js_filter.js ]

What is Xpressengine(xe-core)?
Xpressengine is CMS which has 20% market share in South Korea.
In korea, xpressengine is as famous as wordpress.
http://xpressengine.com (offical)
https://github.com/xpressengine/xe-core
http://xpressengine-jp.com/ (un offcial)