epson2: fixed ADF detection
epson2: fixed timeout and scanner crash on WP-4540 series (and others)
Canon Pixma MG3200 is working
rename WLAN to WiFi
MX520 supports 14" legal paper size in ADF mode
MX520 has button support
clamp minimum image size to 16 px x 16 px
Canon Pixma MX520 Series is working
changelog for recent work
epson2: fixed another timeout/crash