Adds an accounting reversal feature that lets users create reversing entries for posted journal items. This helps finance teams correct or offset transactions more consistently while keeping clear records.

port of account reversal module to new api

Adds Latvian localisation support so businesses operating in Latvia can set up accounting with country-specific charts, taxes, and fiscal positions. This helps Latvian companies start using Odoo with less manual configuration and better demo data compatibility.

This module is based on source code of our localisation for OpenERP version 7 with some improvements (now works better with demo data).