Make navigation feel more responsive through feedback, even though it actually uses the click event again for actual page changes.

- set active state on all button vclick events
- cancelled vclick on slider switch handles so it's not too sticky.
- removed addClass in navigation.js as the first change handles it there.

js/jquery.mobile.buttonMarkup.js

@@ -98,6 +98,9 @@ var attachEvents = function() {
 		"vmouseout blur": function() {
 			var theme = $(this).attr( "data-" + $.mobile.ns + "theme" );
 			$(this).removeClass( "ui-btn-hover-" + theme ).addClass( "ui-btn-up-" + theme );
+		},
+		"vclick": function() {
+			$(this).addClass( $.mobile.activeBtnClass );
 		}
 	});
 

js/jquery.mobile.forms.slider.js

@@ -132,7 +132,8 @@ $.widget( "mobile.slider", $.mobile.widget, {
 		this.handle
 			.bind( "vmousedown", function(){
 				$(this).focus();
-			});
+			})
+			.bind( "vclick", false );
 
 		this.handle
 			.bind( "keydown", function( event ) {

js/jquery.mobile.navigation.js

@@ -747,7 +747,7 @@
 			return;
 		}
 
-		$activeClickedLink = $this.closest( ".ui-btn" ).addClass( $.mobile.activeBtnClass );
+		$activeClickedLink = $this.closest( ".ui-btn" );
 
 		if( isExternal || hasAjaxDisabled || hasTarget || !$.mobile.ajaxEnabled ||
 			// TODO: deprecated - remove at 1.0