New blocks for snapshot

Granite, Diorite, Andesite (new data values for blockid:1)
Iron trapdoor

See #1062
New snapshot block: slime blocks

See #1062
Merge branch 'master' into snapshot
Merge branch 'master' into snapshot
add new 14w25a prismarine and sea lantern blocks
Merge pull request #1119 from dbergl/prismarine

add new 14w25a prismarine and sea lantern blocks
Merge branch 'master' into snapshot
Merge remote-tracking branch 'origin/snapshot' into snapshot
Added support for the difference fence colors
added support for different door types
Merge branch 'snapshot'
Bump versions and docs for 1.8 support!
Forgot to bump version for travis
Merge remote-tracking branch 'upstream/master'