Added API module
Renamed package name for server.messages -> server.incoming
Added ids to cards and zones
Added (unimplemented) Command-Line Options for playing network
Extracted LuaTools
Added getIndex method to Player and size
Added getname method to player (why wasn't that there before?)
Added an API module
Incoming and Outgoing Message classes
ClientIO setName method
Refactoring and addition of message handlers