Pontoon: Update Bengali (bn-BD) localization of Test Pilot Website
Pontoon: Update Bengali (bn-BD) localization of Test Pilot Website

Localization authors:
- Belayet Hossain <bellayet@gmail.com>
- S M Sarwar Nobin <smsarwar1996@gmail.com>
- Matjaž Horvat <matjaz.horvat@gmail.com>

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