Added 'GetMergedRegions' method, which is used to retrieve a list of merged regions.
Added 'RemoveColumn' method group to Range, RangeRow, RangeColumn, Worksheet.
Improved performance of bulk data manipulation by 20-25%.
WorkSheet's internal working range will now include the empty columns at the end of the range which hold any styling information.
'Range.RemoveColumn' and 'Range.RemoveRow' methods will now always remove the column/row entirely from the sheet, shifting up/to the left the rows/columns located below/to the right of the removed ones, if after the removal the column/row is empty.
Added 'Range.Count' property, which returns the number of cells in the range without iterating over all cells.
Changed the 'Range.ColumnCount' and 'Range.RowCount' properties to return the number of columns/rows in the range without iterating over all cells.
Improved documentation for Range class and its heirs.
'InsertRow' and 'InsertColumn' methods will now return the inserted row/column. Same for 'InsertRows' and 'InsertColumns' methods but these will return lists of inserted columns/rows.
Added 'WorkSheet.RangeAddress' property with the address of the area in use on the sheet.