save cooldown for tox profile (10sec after last) and save on exit

src/tox_client.hpp

@@ -22,6 +22,7 @@ class ToxClient : public ToxDefaultImpl, public ToxEventProviderBase {
 		std::string _tox_profile_path;
 		std::string _tox_profile_password;
 		bool _tox_profile_dirty {true}; // set in callbacks
+		float _save_heat {0.f};
 
 	public:
 		//ToxClient(/*const CommandLine& cl*/);
@@ -34,7 +35,7 @@ class ToxClient : public ToxDefaultImpl, public ToxEventProviderBase {
 		void setDirty(void) { _tox_profile_dirty = true; }
 
 		// returns false when we shoul stop the program
-		bool iterate(void);
+		bool iterate(float time_delta);
 		void stop(void); // let it know it should exit
 
 		void setToxProfilePath(const std::string& new_path) { _tox_profile_path = new_path; }