Check and Verify configs

[Pychnight]

Ensure all plugins actually create default configs and json files if they do not exist.

• [x] Custom Npc files

• Config File

• NPCS json file

• Projectiles json file

• Invasions json file

• [x] Housing files

• Config file

• [x] Leveling files

• config file

• [x] Banking files

• Config file

• Json file

• Currency example file

• [x] Custom Skills files

• skills json file

• [x] Custom Items files

• items json file

[BlackStar26724]

Checked for all plugins. 2022_4_3