Fixed tagging support for multiple public ids
Supported unsafe transformation update
Supported renaming resources
Supported folders in URL
Supported short URL for image/upload
Added method to build URL for private download
Added invalidate flag for uploading and deleting
Added support for s3: and data: URI prefixes
Added support for downloading ZIP
Added support for discard_original_filename
Extracted GetDownloadUrl method
Added BuildSpriteCss method