Jari Voutilainen

In https://github.com/ckan/ckan/pull/6620 setup.py was largely simplified but still some bits remain in old setup.py files. Now with lates pip and setuptools installing extensions as editable for development, there are following...

## CKAN version 2.9, probably 2.10, 2.11 and master ## Describe the bug If sending user invite email fails for whatever reason the user gets deleted as is designed. https://github.com/ckan/ckan/blob/ffd2531495946e997c95c43a6659a3c59304ff44/ckan/logic/action/create.py#L1090-L1100...