`I.e.` to `i.e.`
Lowering case of `i.e.` and `e.g.` and adding comma
Skip points with NaNs in point_in_path and friends
Minor fixes
Merge pull request #3759 from mdboom/point_in_path_nan

points_in_path can fail with NaN data
Merge pull request #3751 from yuvallanger/patch-eg-with-dots

DOC : Some more `i.e.` and `e.g.` changes
Merge pull request #3780 from pwuertz/fix_3779

BUG : backend_pgf: \pgftext now requires \color inside argument (fix #3779) [backport to 1.4.x]
Merge pull request #3762 from vmarkovtsev/patch-1

MNT : WebAgg: flush stdout after printing, redirect "stopped" message to stder
Fix #3790. Correctly scale quadmesh linewidth to dpi in Agg backend.
Merge pull request #3793 from mdboom/quadmesh_linewidth

Correctly scale quadmesh linewidth to dpi
Merge pull request #3808 from tacaswell/colorbar_norm_bug

BUG : fix #3805
Fix tight bounding box calculation in axes-free figure
Merge pull request #3802 from mdboom/issue3802

BUG : Imsave AssertionError (empty bboxes)
Avoid draw_marker optimization on large paths

Fix #3626
Just create the collection directly
MNT : add guard to not look up HOME env on windows

This variable should not be defined on windows so don't
even bother looking at it.

addresses #3804
Merge pull request #3829 from tacaswell/HOME_win32_guard

MNT : add guard to not look up HOME env on windows
Fix mixed mode renderer so it has width and height properties.
Fix for all backends
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