Added irc support for lobby dialog. Takes some time to connect before messages can be sent/received. No special stuff yet, no user list, no connection notifications. Still work in progress.

src/gui/guiinterface.h

@@ -22,6 +22,7 @@
 
 #include <net/clientcallback.h>
 #include <net/servercallback.h>
+#include <net/irccallback.h>
 #include <game_defs.h>
 #include <string>
 #include <boost/shared_ptr.hpp>
@@ -30,7 +31,7 @@
 class Session;
 
 
-class GuiInterface : public ClientCallback, public ServerCallback {
+class GuiInterface : public ClientCallback, public ServerCallback, public IrcCallback {
 public:
 	virtual ~GuiInterface();