Backport r9890 from trunk to 1.4-stable...
Backport r9890 from trunk to 1.4-stable
Simplified Chinese translation updated by Steven Wong (#11261).
git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/branches/1.4-stable@9893 e93f8b46-1217-0410-a6f0-8f06a7374b81