Pontoon: Update Slovenian (sl) localization of Test Pilot Website
Pontoon: Update Slovenian (sl) localization of Test Pilot Website

Localization authors:
- Lan Glad <upwinxp@gmail.com>

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