Normalized button API for headers and nav bars

js/ext/angular/test/navRouter.html

@@ -79,8 +79,8 @@
 
         $scope.rightButtons = [
           { 
-            text: 'Hello',
-            click: function(e) {
+            content: 'Hello',
+            tap: function(e) {
               console.log('Click button');
             }
           }