Implemented DisconnectedScreen, and removed CharacterMap

Project also builds, since I went through and adjusted it. It's hacky
right now, but I just want to make sure it worked. I'll give it another
pass before merging into develop.

client/client_application.hpp

@@ -26,7 +26,6 @@
 #include "base_scene.hpp"
 
 #include "udp_network_utility.hpp"
-#include "character.hpp"
 
 #include "singleton.hpp"
 
@@ -54,9 +53,6 @@ private:
 	//shared parameters
 	int clientIndex = -1;
 	int accountIndex = -1;
-	int characterIndex = -1;
-
-	CharacterMap characterMap;
 };
 
 #endif