Japanese translation updates.
Japanese translation updates.

* subversion/po/ja.po: Correct mistakes.
  Now ja.po has 1532 translated messages against r23312 (Emacs PO-mode
  status: "1533t+296o")

jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion