Changelog:
- Significant enhancements to canon_dr, epjitsu, epsonds, fujitsu, genesys, hp3500, pixma and xerox-mfp backends.
- Minor updates, bugfixes or scanners added in several backends.
- 30+ new scanner models supported.
- Made libusb-1.0 the default for USB support.
- Switched code from C90 to C99.
- Updated Linux USB3 workaround.
- Documentation and translation updates.
- Bugfixes (Avahi, threading, USB, ICC/PNG/JPEG, etc).
- Reduced compiler warnings, improved code.
Packaging:
- Creation of saned user and group
- Add: udev rules
- Add systemd service & socket
Signed-off-by: Pierre-Yves <pyu@riseup.net>