lpcmanager

Many small fixes. Mostly typos and forgotten things while splitting LPCManager.py. Reached a point where LPCManager starts again when launched from batch script. Matches with beremiz changeset 7e6b03251bfe.
if(!rt_mutex_acquire(&UART_WriteMutex, TM_INFINITE )){
int prevstate;
prevstate=uartDevWriteBuf_plc_state;
uartDevWriteBuf_plc_state = LOCKED;
rt_mutex_release(&UART_WriteMutex);
%(publish_code)s
/* unlock plc buffer */
uartDevWriteBuf_plc_state = FULL;
/* wakeup task */
rt_task_unblock(&UART_task);
}