* Simplified OAuth2 flow
* Fix Worksheet.delete_rows() index error
* Deprecate Worksheet.delete_row()
* Scope Worksheet.find() to a specific row or a column
* Add Worksheet.add_protected_range()
* Add ability to fetch cell address in A1 notation
* Add Worksheet.delete_columns()
* Ignore numericising specific columns in get_all_records
* Add option folder_id when creating a spreadsheet
* Add insertDataOption to Worksheet.append_row() and Worksheet.append_rows()
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