v2.8.3

• Multiple subdivisions for organisations: metanorma/metanorma-ieee#150
• Ignore ; for XML escapes during CSV processing of document attributes: metanorma/metanorma-ieee#150
• authorizer contributors: metanorma/metanorma-bipm#10
• Clean up preprocessing of files, to preserve conditional directives: metanorma/metanorma#352
• Explicit registering of lutaml plugins locally: metanorma/metanorma#352