Added the current UIWebView as a parameter that is passed the JockeyAsyncHandler.
Changes iOSDispatcher to use iframes to dispatch events

Instead of using window.location.href to trigger
the webView:shouldStartLoadWithRequest:navigationType:
in the UIWebView's delegate now it creates a new
iframe and set its source to the same URL
usend in window.location.href.
Allow completed callback to be raised for nullDispatcher

When testing/developing on a desktop browser the completed callback of 
the #send method is never raised.
This PL adds the call to the completed callback in the nullDispatcher
Merge pull request #23 from omerisimo/allow_desktop_browser_callback

Allow completed callback to be raised for nullDispatcher
Merge pull request #17 from t-evans/master

Added the current UIWebView as a parameter that is passed the JockeyAsyn...
Merge branch 'master' of https://github.com/guidomb/jockeyjs into guidomb-master

Conflicts:
	JockeyJS/js/jockey.js
Merge branch 'guidomb-master'