Update README.md

Author: CleanTalk

README.md

@@ -45,6 +45,3 @@ API returns Python dictionary object, where keys:
   * allow (0|1) - allow to publish or not, in other words spam or ham
   * comment (string) - server comment for requests.
   * id (string MD5 HEX hash) - unique request idenifier.
-  * errno (int) - error number. errno == 0 if requests successfull.
-  * errtstr (string) - comment for error issue, errstr == null if requests successfull.
-