Pontoon: Update German (de) localization of Test Pilot Website
Pontoon: Update German (de) localization of Test Pilot Website

Localization authors:
- Axel Hecht <axel@mozilla.com>

6a68/testpilot,clouserw/testpilot,fzzzy/testpilot,lmorchard/idea-town-server,chuckharmston/testpilot,mathjazz/testpilot,mozilla/idea-town,chuckharmston/testpilot,dannycoates/testpilot,mozilla/idea-town-server,dannycoates/testpilot,clouserw/testpilot,6a68/idea-town,fzzzy/testpilot,mozilla/idea-town-server,lmorchard/testpilot,mozilla/idea-town-server,6a68/idea-town,6a68/testpilot,chuckharmston/testpilot,6a68/idea-town,lmorchard/idea-town,lmorchard/testpilot,clouserw/testpilot,lmorchard/idea-town-server,lmorchard/idea-town,mathjazz/testpilot,flodolo/testpilot,clouserw/testpilot,lmorchard/idea-town,lmorchard/idea-town,mozilla/idea-town,mozilla/idea-town,chuckharmston/testpilot,lmorchard/testpilot,mozilla/idea-town,lmorchard/testpilot,meandavejustice/testpilot,6a68/testpilot,mozilla/idea-town-server,lmorchard/idea-town-server,lmorchard/idea-town-server,meandavejustice/testpilot,fzzzy/testpilot,6a68/testpilot,flodolo/testpilot,6a68/idea-town,flodolo/testpilot,flodolo/testpilot,dannycoates/testpilot,dannycoates/testpilot,mathjazz/testpilot,mathjazz/testpilot,meandavejustice/testpilot,meandavejustice/testpilot,fzzzy/testpilot