'Creates new Metadata object. kwargs are key/value pairs from spec'

def __init__(self, **kwargs):

    self.node_count = kwargs[u'node_count']
    self.record_size = kwargs[u'record_size']
    self.ip_version = kwargs[u'ip_version']
    self.database_type = kwargs[u'database_type']
    self.languages = kwargs[u'languages']
    self.binary_format_major_version = kwargs[u'binary_format_major_version']
    self.binary_format_minor_version = kwargs[u'binary_format_minor_version']
    self.build_epoch = kwargs[u'build_epoch']
    self.description = kwargs[u'description']
