Updates since the last release:
- Added an optional broken power-law model in the continuum fitting process.
- Enabled line property outputs for all narrow lines, OIII core+wing as a whole, and CIV br+na as a whole.
- Used new criterion to verify narrow/broad components in self._PlotFig() to prevent narrow components from being plotted as red (broad) lines.
- Changed prefix of comp_result from number to the complex name.
- Bug fixes.