Book data extension script

[fadwamahmoud]

• [x] Add book resources annas archive libreriauniversitaria.it openlibrary ...TBD
• [x] Create a handler for each resource that extracts book meta data from each of these resources' html
• [x] Write an interface for the returned book data
• [x] receive isbn as a message from the app

https://github.com/librocco/bookdata-extension

[ikusteu]

This is more-less done and in a separate repo, closing