Add support for LCD found on Logitech Z-10 speakers,
inc. autodetect by udev + automatic LCDd.conf generation by LCDd-hwdetect
Fix Logitech G15 family devices requiring a manual restart of LCDd
after a unplug + replug
Drop ghosting of /etc/lcdproc/*.conf files, these may contain user
modifications, so they should not be removed on package removal
