*`_clean_attrs.sed` — removes unused attributes and removes attributes with default values from elements inside SVG files (part of `ffsvg.sh`)
*`_clean_style_attr.sed` — removes unused properties and removes properties with default values from style attributes inside SVG files (part of `ffsvg.sh`)
*`_fix_color_scheme.sh FILE...` — looks in the SVG files for certain colors and replaces them with the corresponding stylesheet class. Fixes a color scheme after Inkscape (part of `ffsvg.sh`)
Optimize and fix SVG files that are committed in [043906b](https://github.com/PapirusDevelopmentTeam/papirus-icon-theme/commit/043906b0edbcc86b732640bc391898d0aaaa410c)