Added overview text to readme

README.md

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 # ClojureDocs Web App
 
+[ClojureDocs](http://clojuredocs.org) is a community powered documentation and examples repository designed to aid clojurists of all skill levels in groking clojure core and third party libraries.
+
+The alpha version of ClojureDocs was released on July 9th, 2010.  See the [original mailing list post](http://groups.google.com/group/clojure/browse_thread/thread/a97d472679f2cade/810b73543fd6a2a5?q=clojuredocs&lnk=ol&) for more information.
+
+ClojureDocs consists of three main projects: this website, the [library importer](https://github.com/zkim/clojuredocs-analyzer), and the [external API](http://github.com/dakrone/cd-wsapi.git).
+
 ## Requirements
 * Ruby 1.8.7 & Rails 2.1.5.
 * MySQL 5.1