Update 0.5.3.3

Update 0.5.3.3

Added to version 0.5.3.3

• Added swapping attachments when dragging and dropping attachments onto a workbench weapon.
• Added highlighting attachments when selecting an attachment on a workbench weapon.
• Added a few new items.

Fixed in version 0.5.3.3

• Fixed the item info box background not showing when comparing attachments.