Extract client commands handling to separate class + minor fixes

client/ClientCommandManager.h

@@ -0,0 +1,27 @@
+/*
+ * ClientCommandManager.h, part of VCMI engine
+ *
+ * Authors: listed in file AUTHORS in main folder
+ *
+ * License: GNU General Public License v2.0 or later
+ * Full text of license available in license.txt file, in main folder
+ *
+ */
+
+#pragma once
+
+class PlayerColor;
+class CIntObject;
+
+class ClientCommandManager
+{
+	static void giveTurn(const PlayerColor &color);
+	static void removeGUI();
+	static void printInfoAboutInterfaceObject(const CIntObject *obj, int level);
+public:
+#ifndef VCMI_IOS
+	static void processCommand(const std::string &message);
+#endif
+	static void handleGoSolo();
+	static void handleControlAi(const std::string &colorName);
+};