Fixed 2 major glitches, lots of other glitches, added and changed lots of stuff

Fixed:
>Item upgrade
    -Enamel upgrades item level w\o cap
>Trees and plants damaging
    -Object name
    -Drops
>Briefcase
    -Room indexing
>Portal box portal shader
>Heart attack effect
    -Kills player when gets damage
>Upgrade machine and deconstruct machine
    -Affected equipped items which allows player to dupe
>Angry trader appears as a white box
>Item backpack could not generate slots if player drag-and-drop it in equips slot
>Home objects required items shows 0 always
>Rotten items
    -Holding non-rotten-rotten food item with equipped amulet_5 transforms it into the same food
    -Non-rotten-rotten food give food poisoning
    -Lemon crafts

Changed:
>Item upgrade
    -Some items cant be upgraded using enamel
    -Item backpack upgrade items
>Trees and plants damaging
    -Tools
    -Drops
>Trader offers
    -Added 4 offers
>Item upgrading
    -Required enamel depends on a level
>Library subroom
    -Added note
>Game icon
>Deconstruct machine
    -Returns proper items
>Item crafts
    -Arrow
    -Map mark
    -Amount
>Item prices
    -Leather
>Bladewire texture

Added:
>7 items
>3 objects