Bump up version number.
Prepare Changes and README files for upcoming release.
update classes + add test that InflateColumn::DateTime exists when needed
update prereq add DBIC::InflateColumn::DateTime
Prevent warning originating from find_variant method caused by missing values in input.
Add test for Perl warning originating from find_variant method.
Add shipment_id foreign_key relationship with Shipment schema.
Remove value and weight fields