Log Message:
Update ja-trac to 0.10.3.1.1.

Trac-0.10.3.1-ja-1 (Mar 12, 2007)
 * Merge trac-0.10.3.1
 * Translate Messages into Japanese.
   * trac/attachment.py
   * trac/versioncontrol/web_ui/browser.py
 * Fixes unified diff download error.
   * trac/versioncontrol/web_ui/changeset.py
 * Update to current statement.
 * README.trac-ja

Trac 0.10.3.1 (March 8, 2007)
http://svn.edgewall.org/repos/trac/tags/trac-0.10.3.1

 Trac 0.10.3.1 is a security release:
 * Always send "Content-Disposition: attachment" headers where potentially
   unsafe (user provided) content is available for download. This behaviour
   can be altered using the "render_unsafe_content" option in the
   "attachment" and "browser" sections of trac.ini.
 * Fixed XSS vulnerability in "download wiki page as text" in \ 
combination with
   Microsoft IE. Reported by Yoshinori Oota, Business Architects Inc.