started multicard - not happy with this yet.
uhmmm stared refactoring. COMPLETELY BROKEN ATM
Stuff I forgot to commit over lunch
Error handling!
Gradually reimplementing the sensor cards
more work on the prox sensor
fixing the dropped item sensor card
re-added a few cards
fixing more sensors!
re-added the rest of the sensors.
got gauge working!
Merge pull request #73 from mikeemoo/master

Huge refactor