Get excluded files config from remove_file.

def get_rm_conf(self):
        """
        Get excluded files config from remove_file.
        """
        if not os.path.isfile(self.remove_file):
            return None

        # Convert config object into dict
        parsedconfig = ConfigParser.RawConfigParser()
        parsedconfig.read(self.remove_file)
        rm_conf = {}

        for item, value in parsedconfig.items('remove'):
            if six.PY3:
                rm_conf[item] = value.strip().encode('utf-8').decode('unicode-escape').split(',')
            else:
                rm_conf[item] = value.strip().decode('string-escape').split(',')

        return rm_conf