This generates gravel in Extreme Hills M biomes.
Re-added empty line.
Normal extreme hills (plus) now generate a stone/grass pattern.
Changed tbGravel. Vanilla has 3 layers of gravel and then stone.
Extreme Hills M biomes now generate gravel, stone and grass patterns.
Simplefied Extreme Hills M pattern select.
Merge pull request #472 from mc-server/Extreme_Hills_M

Extreme hills
Server now handles death messages
Merge pull request #474 from mc-server/deathmessages

Server now produces more detailed death messages
Writing a plugin APIDump article (#382)
Merge pull request #476 from mc-server/apidump-writingplugin

Writing a plugin APIDump article (#382)
Merge branch 'master' into cmake-win