CChannelList: use own function to get transponder info

Origin commit data
------------------
Commit: 32f2f8a85d
Author: Thilo Graf <dbt@novatux.de>
Date: 2012-08-25 (Sat, 25 Aug 2012)

src/gui/channellist.h

@@ -110,6 +110,7 @@ private:
 	void showChannelLogo();
 	void calcSize();
 	std::string   MaxChanNr();
+	std::string   getInfoTextTransponder(int index);
 	void paint_pig(int x, int y, int w, int h);
     void paint_events(int index);
     CChannelEventList	evtlist;