Updated Amazon S3 API (markdown)

Amazon-S3-API.md

@@ -67,9 +67,10 @@ Not included:
 
 # Feature difference
 |  | SeaweedFS | Amazon S3 |
-| ---------------- | -- | -- |
-| Multi byte ranges reads| Yes | No |
+| ---------------------------- | --- | -- |
+| Multi byte ranges reads      | Yes | No |
 | DeleteObject deletes a folder| Yes | No |
+| same path for both a file and a folder| No | Yes |
 
 By default, `weed s3` will automatically remove empty folders, to be consistent with AWS S3. 
 You can use `weed s3 -allowEmptyFolder` to toggle this behavior.