v0.1.5: 05/14/2020

- adding docker automation [#48](https://github.com/xmidt-org/petasos/pull/48)

- switch dependency tooling from glide to go modules
- updated release pipeline to use travis [#47](https://github.com/xmidt-org/petasos/pull/47)
- register for specific OS signals [#51](https://github.com/xmidt-org/petasos/pull/51)

- dependency updates including webpa-common's which fixes the SD metric label value for a service [#51](https://github.com/xmidt-org/petasos/pull/51)