fix(teats): Use execute to clear browser state
Merge pull request #1571 from vladikoff/executeClearState

fix(teats): Use execute to clear browser state
chore(l10n): update string templates
Merge pull request #1577 from mozilla/train-20-string-templates

chore(l10n): update string templates. r=vladikoff
fix(l10n): remove the en i18n symlink
Merge pull request #1580 from mozilla/remove-symlink

fix(l10n): remove the en i18n symlink
feat(signin): Add an account chooser