L10n Extract/compile script. Today's lucky number is 19454.
Update Japanese (ja) l10n
update email address
Merge pull request #50 from kyoshino/locale-ja

Update Japanese (ja) l10n
Commit from Mozilla Verbatim by user michael.koehler1@gmx.de.: 80 of 80 strings translated (0 fuzzy).
Commit from Mozilla Verbatim by user ouesten.: 80 of 80 strings translated (0 fuzzy).
Commit from Mozilla Verbatim by user Mikk.: 76 of 80 strings translated (0 fuzzy).
Commit from Mozilla Verbatim by user markh@babelzilla.org.: 80 of 80 strings translated (0 fuzzy).