in_combat.cpp builds; entire repo builds

Doesn't mean I'm done yet.

client/in_world.cpp

@@ -267,7 +267,7 @@ void InWorld::HandlePacket(SerialPacket* const argPacket) {
 		break;
 		//handle errors
 		default:
-			throw(std::runtime_error(std::string() + "Unknown SerialPacketType encountered in InWorld: " + to_string_custom(int(argPacket->type)) ));
+			throw(std::runtime_error(std::string() + "Unknown SerialPacketType encountered in InWorld: " + to_string_custom(static_cast<int>(argPacket->type)) ));
 		break;
 	}
 }