* Added Reward Providers for Torch
* Use NetworkBody to encode state in the reward providers
* Integrating the reward prodiders with ppo and torch
* work in progress, integration with PPO. Not training properly Pyramids at the moment
* Integration in PPO
* Removing duplicate file
* Gail and Curiosity working
* addressing comments
* Enfore float32 for tests
* enfore np.float32 in buffer
* Use float64 in GAIL tests
* Use float32 when converting np arrays by default
* Enforce torch 1.7.x or below
* Add comment about Windows install
* Adjust tests