Merge pull request #13 from JosephLai241/update/unit-tests

Update | Add unit tests

Merge pull request #11 from JosephLai241/feature/spreadsheet-export

Feature | Color-coded XLSX Spreadsheet Export

Updating a ToC link and adding a highlight

The Struggle v2.0.1 | A New Utility and Refactoring/Formatting

Merge pull request #9 from JosephLai241/dev

Minor formatting changes

OOP Refactor (#7)

Just making code look better.