lpcmanager

Fix error when starting with empty project, caused by recent changes in Beremiz.
revamp
2018-03-19, Edouard Tisserant
b16f66e429e5
Fix error when starting with empty project, caused by recent changes in Beremiz.
rt_task_delete(&UART_task);
rt_task_join(&UART_task);
closeserial(UART_fd);
gpio_close(RS485_GPIO_dev);
rt_mutex_delete(&UART_WriteMutex);
rt_mutex_delete(&UART_ReadMutex);