Error page translations submitted for zh-cn and zh-tw, contributed

by CodeingBoy <codeingboy gmail.com>.

Note that zh-tw is not a native translation; each translation aught
be reviewed by a native reader before backporting to 2.4.x branch.



git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1831800 13f79535-47bb-0310-9956-ffa450edef68