'Decode a L{list} of header values into a L{list} of Unicode strings.
@param values: A list of HTTP header values.
@type values: L{list} of UTF-8 encoded L{bytes}
@return: C{values}, with each item decoded
@rtype: L{list} of L{unicode}'

def _decodeValues(self, values):

    newValues = []
    for value in values:
        newValues.append(value.decode('utf8'))
    return newValues
