[thunderbird-lightning/f15] (3 commits) ...Update l10n source

[Orion Poplawski]

Summary of changes:

  6fa06a2... Update to lightning 1.0 (*)
  421bb9c... Re-add languages to sources (*)
  c0a57e3... Update l10n source (*)

(*) This commit already existed in another branch; no separate mail sent