v0.4.5

API security

This release adds support for TLS, token-based authentication, and authorization in the OPA APIs!

For details on how to secure the OPA API, go to http://openpolicyagent.org/documentation/references/security.

Fixes

• Fix stray built-in error messages (#275)
• Update error codes and messages throughout (#237)
• Fix evaluation bug with nested value refs
• Fix rego.Eval to close transactions
• Fix buggy usage of errors.Cause

Miscellaneous

• Updated to support Go 1.8