Added contact ID as an identifier in contacts route

You will now be able to use either the contact's ID or the email in Contacts API operations.

NOTE: This change is backward compatible (i.e. you can continue using email to the queries)

• Use contact ID or email as an identifier

  Impacted routes:

  • https://developers.sendinblue.com/reference#getcontactinfo-1
  • https://developers.sendinblue.com/reference#updatecontact
  • https://developers.sendinblue.com/reference#deletecontact
  • https://developers.sendinblue.com/reference#getcontactstats

• Use either ids array or emails array (or all true - in case of removing contacts from the list)

  Impacted routes:

  • https://developers.sendinblue.com/reference#addcontacttolist-1
  • https://developers.sendinblue.com/reference#removecontactfromlist