Release v0.4.0

Merge pull request #6 from aligent/feature/complete-products-api

Feature/complete products api

Release v0.3.1

Implement Catalog/Categories/GetCategoryTree

Release v0.2.2

Fix issue where productmodifiervalue::sort_order could not be updated

Release v0.2.1

Add missing sort_order attribute to ProductModifierValue

Release v0.2.0

Adds support for the Customers API

Release v0.1.1

Removing version from composer.json to let Packagist work it out from…

0.1.0

Added version number 0.1.0