Add TagFilterButton plugin (#1343)

* initial commit

* Fix styling

* Add Test

* Add examples

* Fix linter issues and misnamed variable

* remove unnecessary conversion

* Use JSCSSMixin for dependencies

* remove javascript function parameter

* add dependencies

* docstring cleanup

* Update TagFilterButton.ipynb

* Update test_tag_filter_button.py

* Update TagFilterButton.ipynb

* Update test_tag_filter_button.py

Co-authored-by: Frank <[email protected]>

Author: Waffleboy