Backends

• adds a ricoh2 backend
• adds support for 40+ new scanner models
• significantly changes canon_dr, fujitsu, genesys, gt68xx, hp5590 and, pixma backends
• fixes bugs in as6e, avision, mustek and plustek backends
• fixes scores of compiler warnings

Frontends

• adds, changes and removes options for saned (see man 8 saned for details)
  • adds: -l (listen), -D (daemonize), -o (once), -e (stderr), -u (user)
  • removes: -s (syslog). Use -a -d level -o -f for the old behavior
  • changes: -d (debug). Use -a -d level -o -f -e for the old behavior
• saned now cancels scans if the data connections appears to have gone away (after 4 seconds by default, configurable in saned.conf)
• adds --output-file option to scanimage
• adds --help option to scan-find-scanner
• changes sane-desc to create relative hyperlinks

Documentation

• adds translations for Catalan, Hebrew and Valencian
• updates translations for British English, Dutch, German and Ukrainian
• marks unmaintained backends as such
• documents USB workaround in sane-usb manual page

Build

• requires a C++11 compatible compiler for the genesys backend
• requires a JPEG library when building the pixma backend
• fixes unneeded linking when not using preloadable backend support
• disables pthread support for systems with non-integral pthread_t type
• fixes USB support detection on BeOS and OS/2 at ./configure time
• normalizes trailing whitespace in source code files. If you have local patches that no longer apply, have a look at the whitespace ignoring options of patch and git apply.