Update README.md

README.md

@@ -50,3 +50,19 @@ private IStickerOperation stickerOperation=new IStickerOperation() {
     };
 ```
 Orignal GifView Repository : https://github.com/Cutta/GifView
+
+# License
+Copyright 2017 Iqbal Ahmed.
+Copyright 2017 ken_cheung.
+
+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.