usb/98106: Add support and docs for 4 USB Scanners

[Alexander Leidinger]

Synopsis: Add support and docs for 4 USB Scanners

State-Changed-From-To: open->closed
State-Changed-By: netchild
State-Changed-When: Sun Jun 18 17:29:22 UTC 2006
State-Changed-Why: 
The Epson entry is committed. All other ones are not, because the IDs are
already detected with a different name. Thanks.

http://www.freebsd.org/cgi/query-pr.cgi?pr=98106