Ignore the duecredit module when building the docs.
Ignore the duecredit module when building the docs.

This way, it doesn't get added to the API reference. Checked this locally,
and it seems to work.

kpolimis/sklearn-forest-ci,scikit-learn-contrib/forest-confidence-interval,kpolimis/sklearn-forest-ci,uwescience/sklearn-forest-ci,arokem/sklearn-forest-ci,uwescience/sklearn-forest-ci,scikit-learn-contrib/forest-confidence-interval,arokem/sklearn-forest-ci