@classmethod
def unserialize(cls, theme, data):
    """
        Unserialize a dict of layout cell data into a new cell.

        :param data: Layout cell data dict
        :type data: dict
        :return: New cell
        :rtype: LayoutCell
        """
    return cls(theme, plugin_identifier=data.get('plugin'), config=data.get
        ('config'), sizes=data.get('sizes'), align=data.get('align', ''),
        extra_classes=data.get('extra_classes', ''))
