[dataimport] turn eids_seq_{start,range} into class attributes
Only the master-mode store will actually use eids_seq_start to reset the
eid sequence.
# -*- coding: utf-8 -*-
# copyright %(year)s %(author)s, all rights reserved.
# contact %(author-web-site)s -- mailto:%(author-email)s
#
%(long-license)s
"""%(distname)s entity's classes"""