Reconfiguring a product in a cart was leaving orphaned child items in the DB table. This @fixes #5. It depends on two other PR's
https://github.com/speckcommerce/SpeckCatalogCart/pull/3 and https://github.com/speckcommerce/SpeckCart/pull/28.
Merge pull request #6 from shipleyr/bugfix/reconfigure-product

Reconfiguring a product in a cart was leaving orphaned child items in th...