data goes to BT (uart 1) only
fixed program flow in 1st switch statements
main bug fixed, BT just timed out on long dumps
fixed "no data for (date)" bug
lastDump diagnostics
debugging lastDump write to SD card
dataDump working, still a few bugs
fixed bug of dataDump losing time zone
fixed bug of losing first readings after headers
check for power droop during dataDump