v0.8.0
Includes support for saving optimizer variable for TF 2.x and bug fixes -
1)Support saving optimizer variables and gradtape for TF 2.x
2)Support saving optimizer variable with Keras fit api eager mode for TF 2.x
3)Fix for metadata.json file being written again and again
4) Handle exception graciously in mxnet
5) Fix for name clash when operator is called multiple times during forward pass