7.0.0

• python 3.8 support
• removal of mamba dependencies
• improved CI to more closely resemble a typical rig install
• flake8 standardizations
• Windows Powershell support
• updates to README.md for clearer installation instructions
• inclusion of pybpod custom pip packages for alyx communication and modern pandas support
• disable ONE caching from CI
• added passiveChoiceWorldIndependent to core tasks
• instructions for adding the 'Experiment Description GUI' to a custom task added to the readme.md