note on s3 permissions for publish to work

README.md

@@ -58,6 +58,14 @@ gulp.task('publish', function() {
 * Note: If you follow the [aws-sdk suggestions](http://docs.aws.amazon.com/AWSJavaScriptSDK/guide/node-configuring.html) for
   providing your credentials you don't need to pass them in to create the publisher.
 
+* Note: In order for publish to work on S3, your policiy has to allow the following S3 actions:
+- "s3:PutObject",
+- "s3:GetObject",
+- "s3:DeleteObject",
+- "s3:ListMultipartUploadParts",
+- "s3:AbortMultipartUpload",
+- "s3:ListBucket"
+
 ## Testing
 
 add an aws-credentials.json json file to the project directory