Add the tooltip button property to all buttons with short help text, [following this example](https://stackoverflow.com/questions/40017915/tinymce-plugin-show-a-tooltip-on-an-element/#answer-52979043). Especially useful on delete, for explaining what to highlight, e.g. "Delete selected superscript and note" https://github.com/DigitalCarleton/OmekaFootnotesJS/blob/ec3137ad3e01035abd40675cb6364511c671a511/views/admin/javascripts/OmekaFootnotes.js#L19
Add the tooltip button property to all buttons with short help text, following this example.
Especially useful on delete, for explaining what to highlight, e.g. "Delete selected superscript and note"
OmekaFootnotesJS/views/admin/javascripts/OmekaFootnotes.js
Line 19 in ec3137a