Massive overlay rework

• made overlay background toggleable
• +added dynamic resize modes (cut & wrap)

Resize Modes

Cut

• Cuts the overlay to a smaller width when there's not enough space

Wrap

• Wraps items around gui elements while keeping the width

Bug fixes

• Random NPE due to bad mod name retrieving
• Potion effects overlap the list of items
• Typing into searchbar conflicts with certain inventory-related keybinds
• Crash loading into world due to bad packet handling