lpcmanager

Changed to look like py_ext.

2016-07-13, dporopat
a2e0c6025447
Changed to look like py_ext.
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);