adzap: move code to determinate monitorLifeTime to own function

Origin commit data
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Commit: 527f11d4de
Author: vanhofen <vanhofen@gmx.de>
Date: 2016-02-28 (Sun, 28 Feb 2016)

Origin message was:
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- adzap: move code to determinate monitorLifeTime to own function

src/gui/adzap.h

@@ -43,11 +43,13 @@ class CAdZapMenu: public CMenuTarget
 		struct timespec zapBackTime;
 		std::string channelName;
 		CMenuForwarder *forwarders[9];
+		CChannelEventList evtlist;
 		struct timespec monitorLifeTime;
 		t_channel_id channelId;
 		sem_t sem;
 		CAdZapMenu();
 		void Init();
+		time_t getMonitorLifeTime();
 		void Settings();
 		void Update();
 		void Run(void);