def create_comment(comment)
      post_params = {
        :body => comment.post_json,
        :headers => Logan::Client.headers.merge({'Content-Type' => 'application/json'})
      }

      response = Logan::Client.post "/projects/#{@project_id}/todos/#{@id}/comments.json", post_params
      Logan::Comment.new response
    end
def create_comment(comment)
      post_params = {
        :body => comment.post_json,
        :headers => Logan::Client.headers.merge({'Content-Type' => 'application/json'})
      }

      response = Logan::Client.post "/projects/#{@project_id}/todos/#{@id}/comments.json", post_params
      Logan::Comment.new response
    end
create a create in this todo list via the Basecamp API

 @param [Logan::Comment] todo the comment instance to create in this todo lost
 @return [Logan::Comment] the created comment returned from the Basecamp API