Use blazingly fast encryption.
Revert "Use blazingly fast encryption."

This reverts commit 3d85d6b42faa631cc8f3001952917f9636d53892.
Update snapshot version.
Fix patch name.
Take #12312 at faster encryption - a brave soul who doesnt mind a minute or 2 of downtime should try
Automatically update upstream versions. Bukkit-1.4.7-R1.0-6-gbcedb6b, CraftBukkit-1.4.7-R1.0-13-g437c575