[Translators] message translation for vlc-2.0.1

[Fumio Nakayama]

Hi Christophe,

I updated Japanese translation. (for "POT-Creation-Date: 2012-03-16 18:33+0000")
$ LANG=C msgfmt --statistics -v -o vlc.mo ja.po
5855 translated messages.

Here is the latest po file.
http://www.n6a.net/vlc/2.0.1/ja.po

regards,
Fumio Nakayama