Take a dictionary and write out the key/value pairs
    in ANVL format.

def writeANVLString(ANVLDict, ordering=UNTL_XML_ORDER):
    """Take a dictionary and write out the key/value pairs
    in ANVL format.
    """
    lines = []
    # Loop through the ordering for the data.
    for key in ordering:
        # Make sure the element exists in the data set.
        if key in ANVLDict:
            # Get the list of elements.
            element_list = ANVLDict[key]
            # Loop through the element contents.
            for element in element_list:
                value = element.get('content', '')
                offset = len(key) + 1
                line = '%s: %s' % (key, breakString(value, 79, offset))
                lines.append(line)
    return '\n'.join(lines)