Option to auto-sort tags (+UI improvements)

- Toggle to auto-sort tags alphabetically
- Init auto-sort based on current sorted state, if not chosen before
- Tag management redraw list if changes happen
- Tag management highlight renamed rows on auto-sort if they get automatically reordered
- Manual drag&drop of tags disables auto-sort option
- Small fixes to popup tag management pop drawing
- Utility function to flash highlight via CSS

public/scripts/utils.js

@@ -1419,3 +1419,13 @@ export function setValueByPath(obj, path, value) {
 
     currentObject[keyParts[keyParts.length - 1]] = value;
 }
+
+/**
+ * Flashes the given HTML element via CSS flash animation for a defined period
+ * @param {JQuery<HTMLElement>} element - The element to flash
+ * @param {number} timespan - A numer in milliseconds how the flash should last
+ */
+export function flashHighlight(element, timespan = 2000) {
+    element.addClass('flash animated');
+    setTimeout(() => element.removeClass('flash animated'), timespan);
+}