For Bengali (Bangladesh) localization file

Hello,
I have seen that you have not used country name in the localization files. You may know We speak Bengali in Bangladesh as well as in India. So I don't know if you will use bn-BD or only bn.

Regards
Tapu Afrad
Merge pull request #436 from tapuafrad/patch-2

For Bengali (Bangladesh) localization file
Added bn-BD.ini

For Bengali (Bangladesh)
Merge pull request #437 from tapuafrad/patch-2

Added bn-BD.ini
L10n.js license
"My account" update

Removing the floating (untranslatable) on the avatar "Change" text, as there are new icons for change and delete on the "My account" screen.
FirefoxOS -> Firefox OS
FirefoxOS -> Firefox OS
FirefoxOS -> Firefox OS
FirefoxOS -> Firefox OS
FirefoxOS -> Firefox OS
FirefoxOS -> Firefox OS
FirefoxOS -> Firefox OS
FirefoxOS -> Firefox OS
FirefoxOS -> Firefox OS
FirefoxOS -> Firefox OS
Remove capitalization of provider label

Fix for #441.
phone -> device
phone -> device
Merge pull request #448 from bdcomp/Fix-for-issue-#439

Fix #439