* [timeBetweenDecisions] Reimplementation of waitTime for GridWorld and Basic
* [EnvironmentModification] Changed the gridworld TimeBetweenDecisionAtInference
* Add config for crawler, and change crawler scene
* Changed number of crawlers in scene to 12
* Changed Max-steps for crawlers to 5000
* Newer hyperparameters and newly trained crawler model
* Clean up crawler code, and improve efficency
* [Previous Text Actions] Renamed previous_action to previous_vector_action
added previous_text_action to the BrainInfo
* [Semantics] Carried the modifications to the semantics of previous_vector_action to the trainers
* [Semantics] Modified the semantics for the documentation
* [Semantics] Updated the images
* [Semantics] Made further changes to the docs based of the comments received
* On Demand Decision : Use RequestDecision and RequestAction
* New Agent Inspector : Use it to set On Demand Decision
* New BrainParameters interface
* LSTM memory size is now set in python
* New C# API
* Semantic Changes
* Replaced RunMDP
* New Bouncer Environment to test On Demand Dscision
* Fix Basic environment to properly reflect number of states.
* Fix discrete states when using stacked states.
* Add trained model for Basic environment.
* Reorganized python tests into separate folder, and make individiual test files for different (sub) modules.
* Add tests for trainer_controller, PPO, and behavioral cloning. More to come soon.
* Minor bug fixes discovered while writing tests.
* Reworked GirdWorld to reset much faster.
* Cleaned ObservationToTex and reworked GetObservationMatrixList to be 3x faster.