changelog + py.typed - fixes #501

Author: RonnyPfannschmidt

CHANGELOG.md

@@ -36,6 +36,8 @@
 - fix #1100: add workaround for readthedocs worktress to the docs
 - fix #790: document shallow fail for rtd
 - fix #474: expand version not found error message to provide clearer guidance about SETUPTOOLS_SCM_PRETEND_VERSION_FOR_* environment variables
+- fix #324: document/recommend the v tag prefix
+- fix #501: add py.typed
 
 ## v8.3.1