Sync with newer runTests.py to squash warning

Changelog

9.0.2

Fix test which should have been skipped when QueryableList is not installed, but was not getting skipped.

Dont fail xpath test for a timing check I used in development. not a real failure, and some circumstances can cause task scheduling to alert here

Python 3.9 now warns on "is 0" which used to be proper. Change to ==.

Update that it is compatible with python 3.7, 8, 9

Fix problem in xpath code with python > 3.6, which doesnt like this explicit exception

9.0.1

Doc

Changelog

Ensure xpath subpackage is installed properly

9.0.0

Docs

Changelog for 9.0.0