def api_url path, params = {}
      url = File.join File.join(api_base_url, api_base_path), path
      "#{url}?#{api_query_string params}"
    end
def api_url path, params = {}
      url = File.join File.join(api_base_url, api_base_path), path
      "#{url}?#{api_query_string params}"
    end
Returns a full url for an API call
 @param path [String] API path to call
 @return [String] full fledged url