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/actors/character-generator.js

@@ -292,7 +292,7 @@ export class CharacterGenerator {
         }
     ) {
         const actorDatas = actor.system;
-        const isNpc = actor.type === "npc";
+        const isNpc = actor.isNpc;
 
         // Need to set some required values
         this.data.age = actorDatas.identity.age || CharacterGenerator.genAge(this.data.avgRingsValue);