1.4.0

Changelog:

• Add full support for LOCM 1.5, including Gym envs for constructed phase (thanks, @lucca-nas) and the new battle phase rules.
• Add a consistency checker script to ensure gym-locm works exactly the same as the original engine.
• Major refactoring in the engine module.
• Convert draft training from stable-baselines to stable-baselines3.
• Remove full-game Gym envs.
• Remove tabular RL env, training script, and agent.
• Remove unfinished Coac and MCTS battle agents.
• Remove the tester script (the runner script has completely replaced it).
• Replace setup.py with pyproject.toml.
• Add the steps to reproduce the experiments from our newest Entertainment Computing paper.
• Use Black to reformat all code.
• Other bug fixes and minor changes.

Full Changelog: 1.3.0...1.4.0