RC Timer

Nov 18, 2015

20150606 minor fix to round time from GPS to one second.
20150611 fault tolerant change
20150613 Added readout of next sound file event
20150614 more error checking on sound.txt file
20150615 Added comments to sound.txt format (see flash screen).
20150621 Fixed horn blast which was killed by last upgrade :-(
20150730 Bug fix that caused 1 second error in rare occasions on some devices during device warm up
20150817 Fixed bug where sound files would play on count up after start if no repeat set