Interwiki Redirect Service.

• Service to provide redirects to Language Wikipedias using Interwiki links existing in English Wikipedia
• Use URL structure http://interwikiredir.appspot.com/[langcode]/[EnWikiArticleName] to redirect to [langcode].wikipedia.org/wiki/[langWikiArticleName]
• Ex:- http://interwikiredir.appspot.com/ta/Chennai redirects to Chennai article on Tamil wikipedia
• Powers tawp.in -- Tamil Wiki URL shortner