2.1.1

1. AUTHORS.zh-tw, INSTALL.zh-tw, NEWS.zh-tw, README.zh-tw, THANKS.zh-tw, init.d/README.zh-tw, AUTHORS.zh-cn, INSTALL.zh-cn, NEWS.zh-cn, README.zh-cn, THANKS.zh-cn, init.d/README.zh-cn: Removed messy multi-lingual documents.
2. README: Revised the URL and typos.