new scanner imageCLASS D530
increase calibration timeout
calibration can finish with 0x01 or 0x02
MG3500 doesn't need special image post processing
Canon PIXMA MG3500 Series is working
Pixma backend version 0.17.12
changelog for recent work
fujitsu backend v122

- add support for object_position halt
- call object_position halt in check_for_cancel when requested
new Canon scanners
  MAXIFY MB5000, MB5300, MB2000, MB2300
  PIXMA MG7500, MG6600, MG5600, MG2900, E460
  *all scanners need further testing*
Pixma backend version 0.17.13
changelog for recent work
Canon PIXMA MG2900 Series is working
added alternate PID for P-215
fujitsu backend v123

workaround Linux USB3 bugs by adding command counting code and
sending an even number of reads and writes during disconnect_fd
Remove firmware checking for HP5370c scanners
also use has_paper() for generation 2 scanners
mf8[25]00 use generation 2 protocols
MF8200C: ADF supports max. 300DPI
- use adftpu_max_dpi to set max. resolution for ADF
Pixma backend version 0.17.14
changelog for recent work