These are the files for the Uploadift V3 and CodeIgniter 2.1.2 tutorial found on my website's blog post which be read here: http://grafikkaos.co.uk/blog/article/108-integrating-uploadify-v3-and-codeigniter
Simply download the files and extract into your codeigniter project.
Any problem, feel free to get in touch at emmanuel.okorie@grafikkaos.co.uk