Made CraftServer.broadcast with permission BROADCAST_CHANNEL_USERS
broadcast to everyone, always
Added getDisplayName to all CommandSenders.

- CraftConsoleCommandSender
- CraftRemoteConsoleCommandSender
- CraftBlockCommandSender
- CraftMinecartCommand
de.doridian
Command blocks now have a permission.
Goodbye legacy plugins
Added dependency-reduced-pom.xml to .gitignore.
Kollectivization!
Add custom PacketListeners