Bukkit

Changelog:
- Added quarries
- Quarries will now save to file
- Optimized quarry code a bit
- Added a redstone sign feature
- Quarries, Block Breakers, and Filters now have a crafting recipe
- Added filters
- Added block breakers
- Remove redstone sign feature
- Upgraded pipes
- Remove pipe furnace support temporarily
- Added redstone timers
- Optimized some earlier code
- Changed quarry frame material from bedrock to a piston
- Fixed redstone bugs with quarry frames
- Updated to 1.5
- Minor bug fixes
- Fixed quarry arm fence duplication

Bugs:
- Block breakers don't always break the block they should
- Redstone timers don't always load correctly