* Introduce `Result` shorthand, re-export and rename `InternalError` * Re-export some public API relevant types * Move `deserialize` * Remove branch in `i2osp` * Make `serialize` and `serialize_owned` methods * Update p256
* Introduce `Result` shorthand, re-export and rename `InternalError` * Re-export some public API relevant types * Move `deserialize` * Remove branch in `i2osp` * Make `serialize` and `serialize_owned` methods * Update p256