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README.md

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 # Tiny
 an image compression framework.
+
+## **License**
+
+>
+>                                 Apache License
+>                            Version 2.0, January 2004
+>                         http://www.apache.org/licenses/
+>                              Copyright 2017 郑晓勇
+>
+>  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.