Languages
The language

GET /v2/languages/graph(/on/:field(/by/:interval))
Return grouped temporal data on languages

GET /v2/languages
Return all the languages

GET /v2/languages/:id
Get a language

POST /v2/languages
Create a language

PATCH /v2/languages/:id
Update a language

PUT /v2/languages/:id
Update a language

DELETE /v2/languages/:id
Destroy a language