draw events no longer bubble. It was causing too much of a performance hit, and didn't provide a whole lot of value. Now, only layers fire draw events

tests/js/performanceTests.js

@@ -11,7 +11,8 @@ function stop(build, test) {
 }
 
 var tests = {
-  'render 20,000 circles': function(Kinetic, container, test) {
+  /*
+  'render 2,000 circles': function(Kinetic, container, test) {
     start();
     var stage = new Kinetic.Stage({
       width: 500,
@@ -21,7 +22,7 @@ var tests = {
 
     var layer = new Kinetic.Layer();
 
-    for (var n=0; n<20000; n++) {
+    for (var n=0; n<2000; n++) {
       var circle = new Kinetic.Circle({
         x: Math.random() * 500,
         y: Math.random() * 200,
@@ -35,6 +36,36 @@ var tests = {
     } 
 
     stage.add(layer);
+    stop(Kinetic, test);
+  }
+  */
+  'render one circle 2,000 times': function(Kinetic, container, test) {
+    start();
+    var stage = new Kinetic.Stage({
+      width: 500,
+      height: 200,
+      container: container
+    });
+
+    var layer = new Kinetic.Layer();
+
+    var circle = new Kinetic.Circle({
+      x: Math.random() * 500,
+      y: Math.random() * 200,
+      radius: 40,
+      fill: 'red',
+      stroke: 'black',
+      strokeWidth: 3
+    });
+
+    layer.add(circle);
+    stage.add(layer);
+
+    for (var n=0; n<2000; n++) {
+      layer.draw();
+    } 
+
+    
     stop(Kinetic, test);
   }
 };