message: Added "load_data__file" to lib.dyon
diff: @@ -288,7 +288,11 @@ fn load_string__url(url: str) -> res[str] { ... }
  /// Waits for thread to finish and returns the result.
  fn join__thread(t: thr[any]) -> res[any] { ... }
  -/// Saves data to file, replacing any existing file.
  +/// Loads Dyon data from file.
  +/// Returns `ok(data)` if loading succeeded.
  +fn load_data__file(file: str) -> res[any] { ... }
  +
  +/// Saves Dyon data to file, replacing any existing file.
  /// Returns `ok(file)` if saving succeeded.
  /// Designed to be easy to use with threads.
  fn save__data_file(data: any, file: str) -> res[str] { ... }
  