Comprise:
- preferences
- translation vocabularies
- Ordered list of vocabularies
- name
- storage URL
- author
- notes
- vocabulary ( by name )
- original phrase
- page URL ( as priority determination )
- css selector ( reason TBD )
- translation
For now the optimisation is phased out, instead direct values will be used.
Later could be used for performance and memory optimisation. ID for vocabulary, page, original phrase should be unique in scope of browser for fast search. Hash seems to be efficient presentation.