add Swahili, remove Bengali, Catalan and Irish because of not enough translations (20% or less)
add Swahili translation. will-fix: #328 (closed)
to review: https://tor-www@review.torproject.net/tpo/web/support/l10n/sw/
add Swahili translation. will-fix: #328 (closed)
to review: https://tor-www@review.torproject.net/tpo/web/support/l10n/sw/