Make 9 characters 9 items and 9 rooms

[mishimalisa]

• Rooms must have a max cap of 2 characters and 2 items.
• If room is full an error must be given
• All characters and items is evenly distributed on the map

[jinc0930]

item # increased from 6 -> 9

[jinc0930]

char # increased from 5 -> 9