"""""
:date: 15 Aug, 2021
* Use pyexcel to load spreadsheet data, supports xlsx, ods, csv, and more
* Add options to round values, add thousands separators
* Split codebase up and publish an API
* Make .pdf suffix recognition case-insensitive
* Better handling of invalid input
* Expanded documentation
* General code clean-up, refactoring, linting, and reformatting