Cleans email address.
    :param addresses: List of strings (email addresses)
    :return: List of strings (cleaned email addresses)

def clean_addresses(addresses):
    """
    Cleans email address.
    :param addresses: List of strings (email addresses)
    :return: List of strings (cleaned email addresses)
    """
    if addresses is None:
        return []
    addresses = addresses.replace("\'", "")
    address_list = re.split('[,;]', addresses)
    clean_list = []
    for address in address_list:
        temp_clean_address = clean_address(address)
        clean_list.append(temp_clean_address)
    return clean_list