Off by one bug fixed
Fix bugs
Update test cases
TODO: Solve Arduino uploading/crashing issue

At this moment, even thought unittest is passed, it won’t work as it is
on Arduino somehow. Need to figure out the problems
Update Brute force

Current API will just terminate callback thread in 2-3secs and do not
wait for or receive not found response. Alternative to fix this is just
reset xbee after when it becomes out of frame id
Log update
Remove packet
Add DEBUG preprocessor