to be consistent with other parsers, and change x-red to html
* [ja] Translate 70-base64 node. * Fix PR review #591 "Buffer" -> "バッファ". We have used Japanese katakana words of "buffer" in http-request and file-out nodes. * Fix PR review #591 "Base64" -> "base64" * Fix PR review #591 "Base64から文字列へデコード" -> "Base64から文字列へ変換"