added the first fully working version for nixies
added pyserial to reqs
updated the whole file
Update nixies.py
firs try to implement the nixies
updated nixies files so thet it is easyer to use
added the auto opening when pressing the cash btn
uploaded the arduino source code
updated float code
ook settime wat verkorten
Merge pull request #1 from warddr/master

versimpelen (binnen beperkt mate)
Update nixies.py

readded the direct adressing method
Update nixies.py