Working on 0.8.x

- Finished the dialog for add new item on title and other advancements
- some documentation update

system/scripts/items/advancement-sheet.js

@@ -31,7 +31,7 @@ export class AdvancementSheetL5r5e extends ItemSheetL5r5e {
 
     /**
      * Subscribe to events from the sheet.
-     * @param html HTML content of the sheet.
+     * @param {jQuery} html HTML content of the sheet.
      */
     activateListeners(html) {
         super.activateListeners(html);