fix documentation

Author: vspaz

README.md

@@ -66,12 +66,12 @@ bQIDAQAB
 def encrypt_decrypt_text():
  message_to_be_encrypted = "some text placeholder"
  encoder = serializers.Encoder(public_key=_PUBLIC_TEST_KEY)
- encrypted_message = encoder.encrypt_with_public_key(unencrypted_text=message_to_be_encrypted)
+ encrypted_message = encoder.encrypt(unencrypted_text=message_to_be_encrypted)
  base85_encoded_message = encoder.to_base_85(serializable=encrypted_message)
 
- decoder = serializers.Encoder(private_key=_PRIVATE_TEST_KEY)
+ decoder = serializers.Decoder(private_key=_PRIVATE_TEST_KEY)
  base85_decoded_message = decoder.from_base_85(deserializable=base85_encoded_message)
- decoded_text = decoder.decrypt_with_private_key(encrypted_text=base85_decoded_message)
+ decoded_text = decoder.decrypt(encrypted_text=base85_decoded_message)
 
  assert decoded_text.decode() == message_to_be_encrypted