* rename SamplingKey to SamplingInfo

* add asynchronous lsagent

* rename AsyncAgent to AsyncESAgent

* fix comments

* Update async_es_agent.cc

* Sampling Info

* commemt

* commemt

* Add UnitTest for DeepES

* update Dockerfile

* only unittest

* remove the commented lines and empty functions.

* update CMakefile

* add optimizer unittest and torch demo test

* use optimizer_factory and add fail unittest case

* remove duplicate files, and simplify unittest

* teamcity test

* delete test case

* remove comment line

* shield progress display of downloading and unzip libtorch

* remove deepes torch demo test

* delete useless comment

* add optimizer factory

* add file:optimizer_factory

* copyright

* remove dependence on algorithm.h

* 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