* add optimizer factory

* add file:optimizer_factory

* copyright

* remove dependence on algorithm.h

* add SGD and Adam Optimizer for DeepES

* update deepes readme

* add warning when input different size in the same param update()

* add error return in update(), add optimizer.cc

* separate SGD and Adam, optimizer type in config is not case sensitive

* delete optimizer.cc

* config optimizer in deepes.proto

* more readable

* update maddpg readme, fixed gym version

* add deepES & a demo that is compatible with torch

* add copyright & update protoc file path

* add copyright

* rm useless files

* update dependency on libtorch

* add the demonstration gif

* update gif

* Create README.md

* Update README.md

* Update README.md

* Update README.md

* update scripts

* update scripts#2

* update torch_predictor