remove convenience functions for revoked extensions
fix docs regarding CRL PEM format
diff --git a/docs/x509/reference.rst b/docs/x509/reference.rst
index 5ab6caa..fe52727 100644
--- a/docs/x509/reference.rst
+++ b/docs/x509/reference.rst
@@ -153,8 +153,7 @@
Deserialize a certificate revocation list (CRL) from PEM encoded data. PEM
requests are base64 decoded and have delimiters that look like
- ``-----BEGIN X509 CRL-----``. This format is also known as
- PKCS#10.
+ ``-----BEGIN X509 CRL-----``.
:param bytes data: The PEM encoded request data.