models: `Wstm::Freight|In|Out|Stock` cleanup, inherit from `Trst`
models: `Trst::PartnerFirm|Person` cleanup, inherit from `Trst`
views: `Wstm::Freight`, query and reports, method name changed since inheriting
update CHANGELOG
bump version v0.2.990
Merge branch 'feature/v0.2.990' into develop