3.3.0
[IMP] merge_records: add 'merge' option for Reference fields
[IMP] openupgrade_merge_records: New feature: adjust merged values by SQL
[IMP] delete_records_safely_by_xml_id: Mark as noupdate failed ones
[FIX] openupgrade_merge_records: Proper filtering on dates values adjustment
[FIX] openupgrade_merge_records: SQL UPDATE query was not properly formatted
[FIX] merge_records: don't merge if hierarchy exists
[IMP] delete_records_safely_by_xml_id: restrict exception scope
[IMP] merge_records: option to exclude all fields not in field_spec
[FIX] openupgrade_merge_records: Ensure a tuple is passed on SQL queries