wired-adc.c: deleted.
adc: Typedef'ed ADC variables
i2c,rf,timer: Use volatile variables.
utils: sc_itoa: use 32bit ints, fix indentation.
uart: added uart_tx_append_msg() and uart_send_next_msg().
adc: Added adc_get_date(). Tuned adc_start().
wireless-uart: Adjust to match volatile changes.
fps: Separated FPS detection to it's own files.