rl4j org.deeplearning4j 1.0.0-SNAPSHOT 4.0.0 rl4j-gym jar rl4j-gym UTF-8 org.deeplearning4j rl4j-api ${project.version} org.bytedeco gym-platform ${gym.version}-${javacpp-presets.version} test-nd4j-native test-nd4j-cuda-10.2