- UTF-16 Unicode Text (TXT) write
- Lotus Formatted Text (PRN) read/write
- DBF version 2 field length adjustments
- throw errors if SheetNames is invalid (fixes#376 h/t @pietersv)
- read and write support for Flat ODS files
- read support for Uniform Office Spreadsheet (UOS)
- IE6-8 cell regex split fix (fixes#350#140#268 h/t @Aymkdn @C0d3ine)
- replace substr negative index with slices (fixes#351 h/t @Aymkdn)
- ODS parsexmltag ignores ext overrides (fixes#548 h/t @lgodard)
- csv can be written using write/writeFile with csv type
- added `type` to README (fixes#432 h/t @tomkel)