1. Install & Configure Mercurial
https://developer.mozilla.org/
2. Get the copy of your locale
hg clone https://hg.mozilla.org/l10n-ce
3. Do translations and commit them to your local repo.
hg commit -m " message identifying the change (bug 332)"
4. Send your changes to Mozilla
hg push
Extracted from https://developer.mozilla.org/
--- by arky