add doc upd

Author: besok

README.md

@@ -27,8 +27,8 @@ The changes are:
 
 ## The compliance with RFC 9535
 
-The library is fully compliant with the standard [RFC 9535](https://www.rfc-editor.org/rfc/rfc9535.html)
-To check the compliance with the standard head to [rfc9535 subfolder](rfc9535/README.md)
+The library is fully compliant (except several cases) with the standard [RFC 9535](https://www.rfc-editor.org/rfc/rfc9535.html)
+To check the compliance with the standard, please be headed to [rfc9535 subfolder](rfc9535/README.md)
 
 
 ## Examples