Style - use algolia colours
Restrict scope

A window. survived the tests :/
Style : restrict the suggestions div to 250px

+ overflow:scroll
Removed unused error display call
Wordings normalisation

Propositions -> Suggestions

Highlight is now the UI highlight only

The "Algolia highlight" is now "enhanced"
Factorise most used selectors
Removed logs
Improve navigation between algolia suggestions

* Keyboard up/down navigation between suggestions
* Adjust scroll
* Keep track of highlighted item