blacklist mpmath tests
Nan Equality/Unequality: Issues #7773 and #7774
Merge pull request #7776 from cbm755/test_eqnan

testing: make Eq(nan,<meh>) return False, Ne(nan, <meh>) return True
Merge pull request #7837 from pbrady/blacklist

blacklist mpmath tests
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