* upstream/master: (1723 commits)
Correctly get weight & style hints from certain newer Microsoft fonts (matplotlib#12945)
Remove some checks for Py<3.6 in the test suite. (matplotlib#12974)
Fail-fast when trying to run tests with too-old pytest.
Include scatter plots in Qt figure options editor. (matplotlib#12779)
ENH: replace deprecated numpy header
Minor simplifications.
tickminorvisible-fix (matplotlib#12938)
Remove animated=True from animation docs
Update the documentation of Cursor
Misc. cleanups.
Add test for 3d conversion of empty PolyCollection
Support ~ as nonbreaking space in mathtext.
Deprecate public use of Formatter.pprint_val.
MAINT: Unify calculation of normal vectors from polygons (matplotlib#12136)
Fix the title of testing_api
More table documentation
Simplify bachelors degree example using new features.
Avoid pyplot in showcase examples.
Simplify argument checking in Table.__getitem__. (matplotlib#12932)
Minor updates following bump to Py3.6+.
...
# Conflicts:
# lib/matplotlib/widgets.py
PR Summary
PR Checklist