Delta Kapp

Make the "Save Options" button a different color so that it is easy to locate, preventing users from forgetting to save (the core issue of #24 , and preventing users...

https://reactjs.org/docs/refs-and-the-dom.html states twice "You may not use the ref attribute on function components" but makes no mention of the actual way of doing this: `useRef` Please link https://reactjs.org/docs/hooks-reference.html#useref at each...