lpcmanager

Logging: added HMI:HistoryXYGraph (accepts streamed data from log and plots XYGraph) and log_append POU (logs data up to maximum number of records defined in config file).
pthread_mutex_lock(&UART_WakeCondLock);
UART_task_active = 0;
pthread_cond_signal(&UART_WakeCond);
pthread_mutex_unlock(&UART_WakeCondLock);
pthread_join(UART_task, NULL);
closeserial(UART_fd);