Beta version to debug

What's Changed

• init v2.0 by @hariszaf in #1
• Several prediction files and previously trained model support by @hariszaf in #4
• Uncertainty filtering by @hariszaf in #12
• Update gating by @hariszaf in #13
• Uncertainty filtering and line gating for any stain support by @hariszaf in #14
• Gating at the training step by @hariszaf in #15
• init readthedocs by @hariszaf in #17
• Beta v2.0.0 by @hariszaf in #18
• Gating in training step by @hariszaf in #23
• Gating training from CLI by @hariszaf in #25

Full Changelog: https://github.com/msysbio/CellScanner/commits/v2.0.0