GtkIconTheme: Include legacy stock icons from resources
GtkIconTheme: Include legacy stock icons from resources

Add /org/gtk/libgtk/icons as a resource path, and ensure
that we always parse an index.theme file for hicolor which
makes the builtin icons available as part of the hicolor theme.

ahodesuka/gtk,alexlarsson/gtk,chergert/gtk,Adamovskiy/gtk,Lyude/gtk-,Adamovskiy/gtk,chergert/gtk,ahodesuka/gtk,davidgumberg/gtk,jigpu/gtk,jigpu/gtk,Adamovskiy/gtk,davidgumberg/gtk,Lyude/gtk-,chergert/gtk,jigpu/gtk,jigpu/gtk,jadahl/gtk,chergert/gtk,davidgumberg/gtk,jadahl/gtk,Adamovskiy/gtk,alexlarsson/gtk,davidgumberg/gtk,alexlarsson/gtk,davidgumberg/gtk,jadahl/gtk,Lyude/gtk-,Lyude/gtk-,grubersjoe/adwaita,Lyude/gtk-,jadahl/gtk,jadahl/gtk,jessevdk/gtk,ahodesuka/gtk,jigpu/gtk,chergert/gtk,Adamovskiy/gtk,jigpu/gtk,grubersjoe/adwaita,jessevdk/gtk,jessevdk/gtk,Lyude/gtk-,jadahl/gtk,jigpu/gtk,grubersjoe/adwaita,ahodesuka/gtk,ahodesuka/gtk,davidgumberg/gtk,davidgumberg/gtk,jigpu/gtk,jessevdk/gtk,Lyude/gtk-,davidgumberg/gtk,alexlarsson/gtk,Adamovskiy/gtk,alexlarsson/gtk,grubersjoe/adwaita,jessevdk/gtk,Adamovskiy/gtk,Lyude/gtk-,grubersjoe/adwaita,ahodesuka/gtk,jessevdk/gtk,jadahl/gtk,chergert/gtk,jessevdk/gtk,grubersjoe/adwaita,grubersjoe/adwaita,chergert/gtk,ahodesuka/gtk,grubersjoe/adwaita,ahodesuka/gtk,jadahl/gtk,alexlarsson/gtk,alexlarsson/gtk,chergert/gtk,Adamovskiy/gtk,alexlarsson/gtk