changes to make this compile
Added TimeDate, to results header. Max frequency now >=
Fixed the lack-of-mode-change on startup if going from FM to WFM.
increased the number of frequencies that can be scanned to 5000
TODO - check the scan range/step size to make sure it is not greater than 5000
TODO - should I really malloc that 5000[int]
TODO - those ints could be unsigned chars ( 8 bit rather than 16/32?