S6r-odoo

Added
- Improve connection error handling

Added
- Add methods:
- get_id_ref_dict --> {1: 'base.main_company'}
- get_xmlid_dict --> {'base.main_company': 1}

Added
- Introduce the new class OdooModel to use syntax such:
python
m_order = odoo_cli.model('sale.order')
order_ids = m_order.search([('partner_id', '=', 5)])


- Add methods:
- read
- read_group
- search_count

Added
- Add methods:
- load_batch
- create
- unlink
- unlink_domain
- create_attachment
- create_attachment_from_local_file
- init_logger

Added
- Improve error handling in get_id_from_xml_id and get_xml_id_from_id
- Add search, read_search, get_record, default_get and load methods