[Merge] lp:~futatuki/mailman/2.1-ja-translation into lp:mailman/2.1

Yasuhito FUTATSUKI at POEM has proposed merging lp:~futatuki/mailman/2.1-ja-translation into lp:mailman/2.1. Requested reviews: Mailman Coders (mailman-coders) For more details, see: https://code.launchpad.net/~futatuki/mailman/2.1-ja-translation/+merge/30415... * Translate untranslated Japanese messages * Fix Japanese word for moderator to distinguish from list administrator -- Your team Mailman Coders is requested to review the proposed merge of lp:~futatuki/mailman/2.1-ja-translation into lp:mailman/2.1.