def yank_version(name, version, options = {})
      ensure_ready!(:authorization)
      url = "gems/#{escape(name)}/versions/#{escape(version)}"
      response = connection.delete(url, options)
      checked_response_body(response)
    end
def yank_version(name, version, options = {})
      ensure_ready!(:authorization)
      url = "gems/#{escape(name)}/versions/#{escape(version)}"
      response = connection.delete(url, options)
      checked_response_body(response)
    end
Delete a gem version