1.13.0

### Added

- Support writing to streams in all writers [#1292](#1292)
- Support CSV files with data wrapping a lot of lines [#1468](#1468)
- Support protection of worksheet by a specific hash algorithm [#1485](#1485)

### Fixed

- Fix Chart samples by updating chart parameter from 0 to DataSeries::EMPTY_AS_GAP [#1448](#1448)
- Fix return type in docblock for the Cells::get() [#1398](#1398)
- Fix RATE, PRICE, XIRR, and XNPV Functions [#1456](#1456)
- Save Excel 2010+ functions properly in XLSX [#1461](#1461)
- Several improvements in HTML writer [#1464](#1464)
- Fix incorrect behaviour when saving XLSX file with drawings [#1462](#1462),
- Fix Crash while trying setting a cell the value "123456\n" [#1476](#1481)
- Improved DATEDIF() function and reduced errors for Y and YM units [#1466](#1466)
- Stricter typing for mergeCells [#1494](#1494)

### Changed

- Drop support for PHP 7.1, according to https://phpspreadsheet.readthedocs.io/en/latest/#php-version-support
- Drop partial migration tool in favor of complete migration via RectorPHP [#1445](#1445)
- Limit composer package to `src/` [#1424](#1424)

CHANGELOG.md

@@ -5,7 +5,7 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com)
 and this project adheres to [Semantic Versioning](https://semver.org).
 
-## [Unreleased]
+## [1.13.0] - 2020-05-31
 
 ### Added