Changed
- Allow php-cs-fixer to Handle Implicit Backslashes.
Added
- Allow spreadsheet to be serialized. PR #4406
Fixed
- TEXT and TIMEVALUE functions. Issue #4249 PR #4353
- Removing Columns/Rows Containing Merged Cells. Backport of PR #4465
- Allow Xlsx Reader to Specify ParseHuge. Issue #4260 PR #4516