added pixastic Solarize filter

test/unit/filters/Solarize-test.js

@@ -0,0 +1,34 @@
+suite('Solarize', function() {
+
+    // ======================================================
+    test('solarize', function(done) {
+        var stage = addStage();
+
+        var imageObj = new Image();
+        imageObj.onload = function() {
+            var layer = new Kinetic.Layer();
+            darth = new Kinetic.Image({
+                x: 10,
+                y: 10,
+                image: imageObj,
+                draggable: true
+            });
+
+            layer.add(darth);
+            stage.add(layer);
+            darth.cache();
+            darth.filters([Kinetic.Filters.Solarize]);
+
+
+            layer.draw();
+
+
+            done();
+
+        };
+        imageObj.src = 'assets/darth-vader.jpg';
+        //imageObj.src = 'assets/lion.png';
+
+    });
+
+});