Update crypt.py

Author: tvincentNuoDB

pynuodb/crypt.py

@@ -286,7 +286,8 @@ def transform(self, data):
             automatically handles encoding bytes into an extended ASCII encoding [0,255] w/ 1 byte per character
         Python 3:
             bytes objects must be converted into extended ASCII, latin-1 uses the desired range of [0,255]
-        For unicode strings (characters consisting of more than 1 byte) the values are broken into 1 byte sections and shifted
+        For utf-8 strings (characters consisting of more than 1 byte) the values are broken into 1 byte sections and shifted
+        The RC4 stream cipher processes 1 byte at a time, as does ord when converting character values to integers  
         """
         transformed = []
         state = self.__state