ArduKTH: this is an import from KTH

ArduKTH is a schools project run by Jakob Kuttenkeuler
ArduKTH: Jakob added a misspelled comment

bla bla
ArduKTH: Reduced mem usage to fix reboot problem.
ArduKTH: hack to allow SITL to work with no parameters
DataFlash: wait for blocks to finish writing to flash on log read
ArduKTH: changed logging to start a new log on each new mission start
DataFlash: fixed display of last page of flash logs
ArduKTH: implement PSTR() for all printf() calls
ArduKTH: added PSTR() to all println calls