def push(str, filename = "anomymous", type = :file, content_type = nil)
      metadata = { "filename" => filename, "type" => type.to_s}

      @content_object.meta_headers = metadata
      @content_object.data = str
      @content_object.put
    end
def push(str, filename = "anomymous", type = :file, content_type = nil)
      metadata = { "filename" => filename, "type" => type.to_s}

      @content_object.meta_headers = metadata
      @content_object.data = str
      @content_object.put
    end
str : content to copy
 type : :file, :directory