pytest: restructure fixtures/plugins to fix problems with pkg_resources and Can't perform this operation for unregistered loader type errors....
pytest: restructure fixtures/plugins to fix problems with pkg_resources and Can't perform this operation for unregistered loader type errors.
- seems the latest pytest breaks older packages relying on pkg_resources when defining a entrypoints plugins
- change the way we register plugins to be local only, this is what we need anyway
