keras autogen docs license (#6997)

* keras autogen docs license

* add copyrights

LICENSE

@@ -199,3 +199,51 @@ Apache License
    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.
+
+
+##########################
+
+Keras code
+
+Auto-generated documentation: https://github.com/deeplearning4j/deeplearning4j/blob/master/docs/doc_generator.py
+
+COPYRIGHT
+
+All contributions by François Chollet:
+Copyright (c) 2015 - 2018, François Chollet.
+All rights reserved.
+
+All contributions by Google:
+Copyright (c) 2015 - 2018, Google, Inc.
+All rights reserved.
+
+All contributions by Microsoft:
+Copyright (c) 2017 - 2018, Microsoft, Inc.
+All rights reserved.
+
+All other contributions:
+Copyright (c) 2015 - 2018, the respective contributors.
+All rights reserved.
+
+Each contributor holds copyright over their respective contributions.
+The project versioning (Git) records all such contribution source information.
+
+The MIT License (MIT)
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.