Revert "Removed references to attendance " (left translations removed)

This reverts commit d06e75e647fdec3559807371897b18d99965cc90.
Merge branch 'development'
Updated to match DB changes
Ensured that printers don't get new IDs between runs
Fixed test printing
Fixed printer issues (timeout etc)
Ensure the "print my label" is reset between users
Ensured that if the printer hasn't been set it will ask to set the printer
Popup confirmation for checkout