Update 0.24 (Aug 26) - The Dwarves update!

Lots of new content on this update! Mines - a new level type with VERY dark environment, and a new level showcasing it!

A list with the goods follows:

0.24.0, Aug 26th

• LEVEL: New level - Blackrock Mines
• Added: New Level type - Mines
• Added: Dungeon walls
• Added: 4 new floor types
• Added: 2 new rock types
• Added: Reagent - Diamong
• Added: New 'road' - Minetracks
• Added: New 'light' - Minecart
• Added: New weapon: pickaxe
• Added: Dwarven bed
• Added: Dwarven door
• Added: Small bathroom window
• Added: New shelf
• Added: Wall mirror
• Added: Wooden Arch
• Fixed several issues