Working on Skills and some fixes

- Added Skills to character sheet
- Added migration to old skills
- Added icon on skills
- Added actor.isNpc
- Money out of system

system/scripts/gm/gm-monitor.js

@@ -91,7 +91,7 @@ export class GmMonitor extends FormApplication {
             actors = game.actors.filter((e) => ids.includes(e.id));
         } else {
             // If empty add pc with owner
-            actors = game.actors.filter((actor) => actor.type === "character" && actor.hasPlayerOwnerActive);
+            actors = game.actors.filter((actor) => actor.isCharacter && actor.hasPlayerOwnerActive);
             this._saveActorsIds();
         }