bpo-33656: On Windows, add API call saying that tk scales for DPI.
On Windows 8.1+ or 10, with DPI compatibility properties of the Python
binary unchanged, and a monitor resolution greater than 96 DPI, this
-should make text and lines sharper. It should otherwise have no
-effect. If perchance it make text worse on your monitor, you can
-disable the ctypes.OleDLL call near the top of pyshell.py and report
-the problem on python-list or idle-dev@python.org.
+should make text and lines sharper and some colors brighter.
+On other systems, it should have no effect. If you have a custom theme,
+you may want to adjust a color or two. If perchance it make text worse
+on your monitor, you can disable the ctypes.OleDLL call near the top of
+pyshell.py and report the problem on python-list or idle-dev@python.org.
bpo-33768: Clicking on a context line moves that line to the top
of the editor window.