Add release.py to keep version info, drop top-level sympy imports in setup.py
Use find_packages from setuptools
Unbundle mpmath: kill mpmath source tree
Unbundle mpmath: drop mpmath documentation
Unbundle mpmath: fix imports
Unbundle mpmath: drop adapt_path.py script
Unbundle mpmath: drop workarrounds in bin/coverage_*
Unbundle mpmath: drop mpmath from blacklist of runtests.py
Unbundle mpmath: drop mpmath exclude from code quality tests
Unbundle mpmath: don't filter out mpmath directory in setup.py
Unbundle mpmath: don't filter out mpmath directory in strip_whitespace
Unbundle mpmath: document mpmath installation
Unbundle mpmath: drop checks against mpmath in diagnose_imports.py
Unbundle mpmath: optionally, use setuptools to handle versioned deps on mpmath