4.1.1

[security] verify now throws if config.secret is empty or missing instead of computing an HMAC with an empty key

4.0.0

Removed all callbacks, only Promise is supported now.
Removed authorise method in favor of authorize.
Removed callback method, verify will now throw an Error.
Removed the logger, use DEBUG=node-bigcommerce:* as an environment variable to get debug messages.
Dropped support of node-v4 for missing class implementation.
Removed catalogue hack, please use apiVersion configuration property.