title: MIME Type for uploaded files on S3
body: <p>How can I change mime type for uploaded files on Amazon S3. I have tried with <a href="http://docs.amazonwebservices.com/AWSSDKforPHP/latest/#m=AmazonS3/change_content_type" rel="noreferrer">http://docs.amazonwebservices.com/AWSSDKforPHP/latest/#m=AmazonS3/change_content_type</a> but its not working.</p>