service/s3: Add doc on URI Cleaning (#2726)
service/s3: Add doc on URI Cleaning (#2726)

Adds documentation to the S3 API client package clarifying the SDK's behavior with Object keys that contain adjacent slashes in the key name. Provides an example how you can work around the SDK's behavior by disabling the URI cleaning behavior.
jasdel/aws-sdk-go,aws/aws-sdk-go