Torchfix Versions Save

• Added rule TOR203 to replace 'import torchvision.models as models' with 'from torchvision import models'
• Added rules TOR104 and TOR105 for calling and importing non-public PyTorch functions that have known public aliases
• Added rules TOR004 and TOR103 for importing removed and deprecated functions (in addition to the existing rules for calling those functions)
• Fixed loading for deprecated symbols config in zipped deployments
• Done several smaller bug fixes and refactorings

• Improvements for the standalone torchfix command:
  • Added --version flag
  • --select flag now accepts specific rules, not just ALL
  • Fixed excessive debug output on MacOS
• Added PyTorch-internal rule TOR901
• TorchFix explicitly requires at least Python 3.9 now
• Small clean-ups and bugfixes

• Added rule TOR003 about explicitly passing use_reentrant to torch.utils.checkpoint
• Added torch.nn.utils.weight_norm to the list of deprecated functions flagged by TOR101
• Updated README with TOR0 rules description

This is the first release for pytorch-labs/torchfix repo, with the only differences from TorchFix 0.2.0 on PyPI are files related to repo maintenance and project metadata.