Add filter by product name in retailer_products().
Add filter by product brand in retailer_products().
Return ‘model’ field in retailer_products() and product().
Stop paginate() when received fewer rows than requested.
Only touch User-Agent in one place.
Deal with possible missing categories in categories().
HEAD functionality in products() and product_prices() for API endpoints to only return number of results.
Submission to CRAN.