This section shows changes and bug fixes in the XlsxWriter module.
protect() worksheet method to allow protection of cells
from editing. Also added example program: Example: Enabling Cell protection in Worksheets.
Issue #4.write_url() worksheet method for writing hyperlinks to
a worksheet.define_name() method to create defined names and ranges
in a workbook or worksheet.set_properties() workbook method for setting document
properties.worksheets() method as an accessor for the worksheets in a
workbook.merge_range() method to merge worksheet cells.