v0.5.9: 08/06/2020
- Added `trust` label to hardware_model gauge. [#151](https://github.com/xmidt-org/talaria/pull/151) - Fix device Metadata Trust() method float64 casting to int. [#151](https://github.com/xmidt-org/talaria/pull/151) - Add configurable check for the source of inbound (device => cloud service) WRP messages. [#151](https://github.com/xmidt-org/talaria/pull/151) - Populate empty inbound WRP.content_type field with `application/octet-stream`. [#151](https://github.com/xmidt-org/talaria/pull/151)