* Move away from requirementslib models
* Revise test since PEP-440 does not support wildcard versions but does support equivalent compatible release specifiers.
* simplify and remove dead code
* Ensure the os_name marker is AND with the other markers.
* Move what we still need from requirementslib into the pipenv utils and stop vendoring it.
* Remove requirementslib.
* force upgrade of virtualenv for python 3.12
* remove virtualenv-clone
* Update vcs specifiers documentation; infer name from specific pip line formats where possible.
* Provide helpful text and error for recently removed commands
* Set the right log levels and verbosity to show users the errors generated by pip resolver when supplying -v flag
* Fix the collection of all matching package hashes for non-pypi indexes. Plus lesson from testing torch which contains local identifiers.
Matt Davis