Update LICENSE

LICENSE

@@ -187,7 +187,7 @@
       same "printed page" as the copyright notice for easier
       identification within third-party archives.
 
-   Copyright 2017 The PyKaldi Authors
+   Copyright 2017-2018 The PyKaldi Authors
 
    Licensed under the Apache License, Version 2.0 (the "License");
    you may not use this file except in compliance with the License.
@@ -200,3 +200,55 @@
    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.
+
+ -------------------------------------------------------------------------
+
+  This software includes material from the Kaldi Library available at
+  https://github.com/kaldi-asr/kaldi and released under the Apache License
+  v. 2.0. You may obtain a copy of the License at
+
+      https://github.com/kaldi-asr/kaldi/blob/master/COPYING
+
+ -------------------------------------------------------------------------
+
+  This software includes material from the OpenFST Library available at
+  http://www.openfst.org and released under the Apache License v. 2.0.
+
+  [OpenFst COPYING file begins here]
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use these files 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.
+
+    Copyright 2005-2010 Google, Inc.
+
+  [OpenFst COPYING file ends here]
+
+ -------------------------------------------------------------------------
+
+  This software includes material from CLIF available at
+  https://github.com/google/clif and released under the Apache License
+  v. 2.0. You may obtain a copy of the License at
+
+      https://github.com/google/clif/blob/master/LICENSE
+
+-------------------------------------------------------------------------
+
+  Packaged distributions of this software include binary libraries from the
+  NVIDIA CUDA toolkit available at https://www.developer.nvidia.com/cuda-toolkit
+  and released under the End User License Agreement found at
+
+     https://docs.nvidia.com/cuda/eula/index.html
+
+  Users of packaged distributions of this software agree to the terms of
+  that license.
+
+ -------------------------------------------------------------------------