- Decorations are terrain features such as trees & dungeons
- cleaned up the code for chunk decorators, and tree & dungeon
generation
- monster spawner blocks now have no drop
- when a block is set to air its metadata value is now reset to 0x0
Added two new properties.
- Opaque: Whether or not the block is opaque
- LightModifier: The amount removed from the light level as it passes
through the block(for transparent blocks).
Merged all rail block classes into RailBlock.cs and made them extend
RailBlock