code: function deleteUser (id, options) {
    options = options || {}
    options.url = '/v1/users/' + id
    options.method = 'DELETE'
    delete options.json
    return request.bind(this)(options)
  }
docs: Deletes a user via a REST request to the AnvilConnect server's /users API.
  @method deleteUser
  @param id {String} User ID (`sub` in the ID Token).
  @param options {Object} Options hashmap object
  @param options.token {String} (Required) Access token. Gets sent as an
  Authorization: Bearer <token> header.
  @param [options.headers={}] {Object} Optional hashmap of additional headers
  @return {Promise<Request>}