Fix project URLs in pyproject.toml

Modify Python version requirement in pyproject.toml

Adding workflows for publishing and testing

Adding tests

Removing dependence on future

Switching to pyproject.toml and native namespaces

Fix for matrix read in from MPS file

Bumping version number

Fixing some bugs in importing an MPS file

Incrementing version number for release to eliminate superfluous file

Incrementing version number

Major re-vamp to add lift and project, do safe rounding for all cuts generated, make it so that bound constraints are always added explicitly for matrices used for display and for lift and project, etc.

Automatically finding packages and updating version number

Make display relaxation work with latest version of GrUMPy

Making it possible to update figure in the same Window