- Adding Offline/Online Invsee Command

[Mariozgr8]

• Made Common Command Template without adding specific invsee methods
• Added method that load player inventory if it was modified
• Added method that save player inventory when PlayerQuitEvent is Triggered

Methods added to SPlayer and SPlayerManager

[Mariozgr8]

• Added Online Invsee Support

[Mariozgr8]

• Full Offline/Online Support