phpMyAdmin没有加载不支持压缩的数据库导入文件(application/gzip)

I upgraded from an older lubutu release to 14, now running PHP 5.5 and phpMyAdmin 4.0.10deb1, I regularly move small MySQL database exports between hosts (700KB gzip, around 7-10MB decompressed SQL).I upgraded from an older lubutu release to 14,