UDi to uInt
Add database access
Merge branch 'master' of https://github.com/Jugendhackt/hackspace-dashboard
Add code for signal output at RFID reader.
Merge branch 'master' of https://github.com/Jugendhackt/hackspace-dashboard
Merge branch 'master' of https://github.com/Jugendhackt/hackspace-dashboard