[providers] add kutt.it provider

[ripoul]

doc can be found here : https://kutt.it/

• add the function who generate the new uri
• create new url to the function
• add it to provider list
• add some test

curl example :

curl -X POST \
  https://kutt.it/api/url/submit \
  -H 'Content-Type: application/x-www-form-urlencoded' \
  -H 'X-API-Key: [your api key]' \
  -d target=https%3A%2F%2Fwww.google.fr

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