* Added configurable limit for gallery cache;
* Added configurable scale for thumbnails (fit/fill);
* Fixed segfault when using some fonts;
* Fixed gallery layout;
* Fixed skipping image in viewer mode;
* In Sway mode now used PID for dynamic rules.
OBS-URL: https://build.opensuse.org/package/show/X11:Wayland/swayimg?expand=0&rev=22
