Fixed new weapons not spawning in vendor inventories.

Fixed - Katana sheath models are updated, they now are actual sheaths and not solid wood.

Fixed - flat unsmoothed meshes, all meshes should look smoother and less "blocky"

Fixed - UV maps on all swords are improved so there are no more verticle lines on textures like the grips or the horizontal lines on the blades.

FIXED WEAPON LENGTH VALUES