Merge pull request #660 from RonnyPfannschmidt/prepare-release

prepare 6.4.0 release

Author: RonnyPfannschmidt

CHANGELOG.rst

@@ -1,12 +1,17 @@
-6.3.4
-======
 
-* compatibility adjustments for setuptools >58
 
-6.3.3
+6.4.0
 ======
 
+* compatibility adjustments for setuptools >58
 * only put minimal setuptools version into toml extra to warn people with old strict pins
+* coorectly handle hg-git self-use
+* better mercurial detection
+* modernize packaging setup
+* python 3.10 support
+* better handling of setuptools install command deprecation
+* consider ``pyproject.tomls`` when running as command
+
 
 6.3.2
 =====