Method execute

tiledb/common/thread_pool/thread_pool.h:298–300

   */
  template <class Fn, class... Args>
  auto execute(Fn&& f, Args&&... args) {
    return async(std::forward<Fn>(f), std::forward<Args>(args)...);
  }

  /* Helper functions for lists that consists purely of Tasks */
  Status wait_all(std::vector<Task>& tasks);