def upload(path, body, options={})
      options[:client_modified] = Time.now.utc.iso8601
      options[:path] = path
      resp = upload_request('/files/upload', body, options.merge(path: path))
      FileMetadata.new(resp)
    end
def upload(path, body, options={})
      options[:client_modified] = Time.now.utc.iso8601
      options[:path] = path
      resp = upload_request('/files/upload', body, options.merge(path: path))
      FileMetadata.new(resp)
    end
Create a new file.

 @param [String] path
 @param [String, Enumerable] body
 @option options [String] :mode
 @option options [Boolean] :autorename
 @option options [Boolean] :mute
 @return [Dropbox::FileMetadata]