Added support to mods like Spongie's Open Jackets, and night vision goggle.

Now if a clothing has "extra" modes, like open and closed jacket, or night vision goggles up and down.

Now these items will correctly appear on the player!

Added extra check to the "patchAllItemsFromModData" in case the server sends bad data

Simplified the backpack code, to avoid crashes in modded invetories

Fixes the FPS lag, and the constantly changing color of clothing.

Attempt to fix FPS issue on big modlist