v1.12.1

Changelog

addbbc0 Fix German language pack and translate rounding mode drop down items (#183)
0aa5343 Flatten more locale keys
e0c941e Remove unit/integration test setup
cea587d Update Dockerfile

Docker images

• docker pull stevenweathers/thunderdome-planning-poker:v1.12.1
• docker pull stevenweathers/thunderdome-planning-poker:latest