feat: change endpoints to retrieve books for sanoma

fix: zanichelli raw function, annotations function

fix: merge upstream (epub support)

feat: fixes for ui, improvements

feat, fix: refined UI, improved laterza to use email and password

feat: add web ui for ourbooks (#2)

feat: bsmart with annotations

fix: tweaks to hubscuola-docenti script

feat: add zanichelli, fix sanoma bugs, fix hubyoung (#1)

feat: init