535: Support multilanguage in showing DayOfWeek; fix log blocking at WhoAmI() by VERSION string; Change battery averaging to BattSenseCycle(); Batt sample gap 10 -> 20; Fix interval stay short by using dedicate timer; Enable all 4 watchfaces; Spp set active mode before spp_write() in case lots of msgs to send and buffer overflow; add tilt support to accelerometer;move template to data20.