Add jQuery 1.9 support

$.browser is no longer supported in jQuery 1.9+
It'll result by an error : `Cannot read property 'msie' of undefined`
We can use the MSDN detection method for IE (more info here : http://msdn.microsoft.com/en-us/library/ms537509(v=vs.85).aspx )

Author: zessx

jquery.ba-hashchange.js

@@ -297,7 +297,7 @@
     // vvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvv
     // vvvvvvvvvvvvvvvvvvv REMOVE IF NOT SUPPORTING IE6/7/8 vvvvvvvvvvvvvvvvvvv
     // vvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvv
-    $.browser.msie && !supports_onhashchange && (function(){
+    (navigator.appName == 'Microsoft Internet Explorer') && !supports_onhashchange && (function(){
       // Not only do IE6/7 need the "magical" Iframe treatment, but so does IE8
       // when running in "IE7 compatibility" mode.