Bug fixed:
- walls don't support attachments
- beds can't link to end table
- some furniture are at wrong layer
New:
- an auto door
- two new categories Structure and Decoration, furniture divided into different categories
Modified:
Furniture below can also fulfill the requirements for royal titles :
- deluxe double bed = double/royal bed
- bedside table = end table
- cabinet/small cabinet = dresser
- Bookshelf A/B = drape
Change the comfort value of chairs based on original furniture:
- sofa: 0.5 -> 0.8
- easy chair / stool: 0.5 -> 0.7
Guardrail: change from wall to fence
