WIP: Implement Norwegian specialized segmenter

[Many the fish]

TBD @ManyTheFish

[Clémentine]

Is it correct @ManyTheFish if I close this as "not planned"? I mean, we don't plan to work on this and the norwegian support is not in the search engine?

[Many the fish]

@curquiza we are on the engine-team repository which was relevant for preparing the Hactoberfest but it's no more the case, I closed it in favor of meilisearch/product#523