Method cleanup

src/yvalve/MasterImplementation.cpp:194–218

InitMutex<TimerEntry> timerHolder("TimerHolder");

void TimerEntry::cleanup()
{
	{
		MutexLockGuard guard(timerAccess, FB_FUNCTION);

		stopTimerThread.setValue(1);
		timerWakeup->release();
	}

	timerCleanup->tryEnter(5);
	timerThread.waitForCompletion();

	while (timerQueue->hasData())
	{
		ITimer* timer = NULL;
		{
			MutexLockGuard guard(timerAccess, FB_FUNCTION);

			TimerEntry* e = timerQueue->end();
			timer = (--e)->timer;
			timerQueue->remove(e);
		}
		timer->release();
	}
}

ISC_UINT64 curTime()
{