- Add a span to the edited text line to provide a highlight
- Scroll and highlight for switch checkboxes also
- Clean up initialization
- More API documentation
- Smarter handling of asynchronous file loading during init

- Animate scrolling to the edited item’s position
- Sanity check file drops and show warnings
- Fix form init / refresh on new configuration drop
- Document the API methods that get/set defines

Browsers may not want to load files outside the folder, but they may be
okay with these relative references within the folder.

- When initializing fields use the configuration to determine the format
- Cache the line for each option for fastest string compare / replace
- Add logging levels for debugging

- Specify HTML5
- Allow drag and drop for loading configurations

- A web form with fields for configuration values
- Reads and parses standard config files
- Modifies configurations dynamically in-place