Changes to RedstoneSource which are required for new redstone blocks that have strength based on components, not block data.

Also started adding 1.5pre Blocks
Added Block of Quartz, Quartz Slab, Chiseled Quartz, Quartz Pillar, Nether Slab, Nether Double Slab, Trapped Chest, Redstone Block, Daylight Sensor

Signed-off-by: Sleaker <sleaker@gmail.com>
Merge pull request #497 from Sleaker/1.5

rebased onto master
Add hopper, ActivatorRail

Signed-off-by: Sleaker <sleaker@gmail.com>