Points longs query: introduce 'id__in' and 'id__not_in' args
Don't pass an empty array to the points logs query class

This isn’t necessary, as it is the default.

See 01c057dabe4235ec06432719e8cd0787cd552524
Introduce a function to regenerate points logs

See #23
Points logs: clean up the metadata and regenerate text when a post is deleted

Updates the post points hook to clean up the metadata for and
regenerate the ‘publish_post’ logs.

Adds related unit tests.

See #23
Post points hook: add unit tests to check that points aren't awarded twice
Points logs: clean up the metadata and regenerate the logs when a comment is deleted

Fixes #23
Points hooks inline docs: these functions generate the logs text

They don’t display it.