Merge pull request #626 from spicyj/getUnboundedScrollPosition-license

Add missing license header

src/vendor/core/dom/getUnboundedScrollPosition.js

@@ -1,4 +1,18 @@
 /**
+ * Copyright 2013 Facebook, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
  * @providesModule getUnboundedScrollPosition
  * @typechecks
  */