- Close spreadsheet and row's iterator required
- New options `WorksheetUnzipMemLimit` have been added
- Improve streaming reading performance, memory usage decrease about 93.7%
- Make variable name more semantic
- Reduce cyclomatic complexities for the formula calculate function
- Support specified unzip size limit on open file options, avoid zip bombs vulnerability attack
- Typo fix for documentation and error message
Fix#494
If a row is full, don't bother allocating a new one, just return it.
Use the last populated row as a hint for the size of new rows.
Simplify checkSheet to remove row map
xuri