Update recognizePDF tests
Update recognizePDF tests

- Add test for recogning within a collection (follow-up from #1015)
- Update/remove some outdated code

These tests are still skipped by default, since we don't want to actually do
lookups on every test run.

retorquere/zotero,rmzelle/zotero,rmzelle/zotero,retorquere/zotero,retorquere/zotero,gracile-fr/zotero,rmzelle/zotero,gracile-fr/zotero,gracile-fr/zotero