Upgrade to Fine Uploader 3.2.0.
Return 'text/plain' content type for IE8 and IE9  user  agents when uploading files.
Make qq.UploadHandlerForm accept an additional `customFields` option more or less like uploadHandlerXhr accepts extra header fields.
Merge pull request #158 from markotibold/file-upload-fixes

ie8 and ie9 file upload fixes