Great!!!
Now all you need to do is wrap all those calls into Views in Teiid and use SQL to execute those web calls, that way you hide the complexity of invokeHttp from your users.
Would you do me favor fix the Twitter example article with any updates you found like the class name change? And when you get time write one article for Mailup itself, you have all the tidbits in this.
Ramesh, I modified the security domain in the wiki article (marked as small change), to reflect Stevhen's note about module="org.jboss.teiid.security", in the code.
I hope it was the only thing needed there...