## Bug Fixes

- disambiguate columns used in query ordering [#1893](https://github.com/chef/supermarket/pull/1893) ([robbkidd](https://github.com/robbkidd))
- Fix exceptions thrown by displaying an error [#1894](https://github.com/chef/supermarket/pull/1894) ([robbkidd](https://github.com/robbkidd))
- [omnibus] use YAML.dump to serialize simple hashes to disk [#1896](https://github.com/chef/supermarket/pull/1896) ([robbkidd](https://github.com/robbkidd))

## Security Fixes

- add HTTP strict transport security header when force SSL is enabled [#1855](https://github.com/chef/supermarket/pull/1855) ([robbkidd](https://github.com/robbkidd))

## Maintenance Updates

- Drop support for RHEL 6 builds [#1898](https://github.com/chef/supermarket/pull/1898) ([robbkidd](https://github.com/robbkidd))