version 4.1.0

maybe fix hang on PIEthernet::interrupt()
replace piLetobe with piChangeEndian:
 * piChangeEndianBinary
 * piChangeBinary
 * piChangedBinary
PIDiagnostics::start now accept PISystemTime instead of number
add PITimer::start(PISystemTime, std::function<void()>) overload

libs/main/thread/pitimer.h

@@ -73,12 +73,14 @@ public:
 	//! \~russian Ожидает остановки таймера
 	bool waitForFinish(PISystemTime timeout = {});
 
-	//! \fn bool start(PISystemTime interval)
-	//! \brief
 	//! \~english Start timer with "interval" loop delay
 	//! \~russian Запустить таймер с интервалом "interval"
 	bool start(PISystemTime interval);
 
+	//! \~english Start timer with "interval" loop delay and tick function "func"
+	//! \~russian Запустить таймер с интервалом "interval" и вызываевымым методом "func"
+	bool start(PISystemTime interval, std::function<void()> func);
+
 	bool start(double interval_ms) DEPRECATEDM("use start(PISystemTime)") { return start(PISystemTime::fromMilliseconds(interval_ms)); }
 	EVENT_HANDLER0(bool, start);