Replace hardcoded store ID = 1 with either input argument or detected default store ID.
Save quote before attaching it to the order.
Replace hardcoded USD currency with store default value
Replace obsolete currency definition.
Add an option to select a random product from a range.
Add `tablerate_bestway` shipping method support.
Add a custom error message for product selection by SKU range.
Separate obtaining of store ID into the class method.
Separate obtaining of shipping method code into a class method.
Refactor fetching of a product for an order.
Change the variable name of SKU pattern.
Merge pull request #9 from tim-bezhashvyly/master

Replace hardcoded store ID as well as other improvements (shipping method, SKU pattern, etc.)