updated README file

README

@@ -1,5 +1,5 @@
 Pontarius XMPP aims to be a secure and easy-to-use XMPP library for Haskell. We
-have just released a fourth alpha version with the following features:
+have just released a sixth alpha version with the following features:
 
   * Client-to-server Transport Layer Security and DIGEST-MD5 SASL Authentication
   * Concurrent, Flexible and Event-based API for XMPP Client Developers
@@ -9,13 +9,13 @@ have just released a fourth alpha version with the following features:
 Please note that we are not recommending anyone to use Pontarius XMPP at this
 time as it’s still in an experimental stage and will have its API and data types
 modified. However, if you are interested to use Pontarius XMPP anyway, feel free
-to contact the Pontarius project and we will try to help you get started. You
-can also see the Example directory for a usage example.
+to contact the Pontarius project and we will try to help you get started. Please
+see http://www.pontarius.org/ for the user manual.
 
 We are currently working on general improvements and having the library support
-all of RFC 3920: XMPP Core.
+all of RFC 6120: XMPP Core.
 
-The next version, 0.1 Alpha 6, is scheduled to be released on the 6th of July.
+The next version, 0.1 Alpha 7, is scheduled to be released on the 27th of July.
 
 Look at the Pontarius web site <http://www.pontarius.org/> and the Pontarius
 XMPP Hackage page <http://hackage.haskell.org/package/pontarius-xmpp/> for more