undo and redo adding new cropper library as it had a .git config from the original project

library/cropperjs/test/methods/rotateTo.js

@@ -0,0 +1,20 @@
+QUnit.test('methods#rotateTo', function (assert) {
+  var done = assert.async();
+  var util = window.Util;
+  var image = util.createImage();
+
+  assert.expect(4);
+
+  return new Cropper(image, {
+    ready: function () {
+      var cropper = this.cropper;
+
+      assert.strictEqual(cropper.rotateTo(360).getImageData().rotate, 0);
+      assert.strictEqual(cropper.rotateTo(90).getImageData().rotate, 90);
+      assert.strictEqual(cropper.rotateTo(0).getImageData().rotate, 0);
+      assert.strictEqual(cropper.rotateTo(-180).getImageData().rotate, -180);
+
+      done();
+    }
+  });
+});