Fix double plants having the incorrect top half
Fix boats thinking that they were always on land for 1.8 clients
Correct the action used in updateGamemode. This isn't used by the server but
plugins may have wanted to use it
Allow the updated version of protocollib to be enabled

The builds can be found at http://assets.comphenix.net/job/ProtocolLib%20-%20Spigot%20Hack%201.8/
Fix ProtocolLib compatibility.
Bump protocol to 1.8
Merge the Protocollib fix into the snapshot patch

This is totally not just because I put the bump in the wrong patch
Correctly send the MC|Brand packet
Block EchoPet as it causes client crashes with the 1.8 patch
Replace invalid items for 1.8 clients with (kinda) sane replacements
Fix the furnace progress bars for 1.8 clients
Default to integer instead of hearts to match 1.7 behavior

Apparently @mrapple disliked the hearts... I liked the hearts
Add tab header / footer packet for use by plugins.
Fix an error with particle handling and add the new 'mobappearance' particle
for plugins to use
Use correct length when converting maps to 1.8 wire format.
Add title packet for use by plugins.
Fix custom outdated messages.
Correct the patches from last commit.