tuner setup: Visualize current count of selected satellites.

Origin commit data
------------------
Commit: 1b45c65ba7
Author: Thilo Graf <dbt@novatux.de>
Date: 2018-02-14 (Wed, 14 Feb 2018)

src/gui/scan_setup.h

@@ -124,6 +124,9 @@ class CScanSetup : public CMenuTarget, public CChangeObserver
 		void saveScanSetup();
 
 		CScanSetup(int wizard_mode = SNeutrinoSettings::WIZARD_OFF);
+
+		/* required to set display count of selected satellites, see: showFrontendSetup() */
+		void setOptionSatSelect(int fe_number, CMenuForwarder* menu_item);
 	public:	
 		~CScanSetup();