Bug#588701: use better references in Xorg.0.log

[jidanni@jidanni.org]

Package: xserver-xorg
Version: 1:7.5+6
Severity: wishlist

$ grep Adding /var/log/Xorg.0.log
(II) config/udev: Adding input device Power Button (/dev/input/event4)
(II) XINPUT: Adding extended input device "Power Button" (type: KEYBOARD)
(II) config/udev: Adding input device Video Bus (/dev/input/event5)

Please use real filenames. Nobody can find where you are talking about otherwise.
$ dlocate config/udev
udev: /usr/share/pkgconfig/udev.pc

Please show what line is getting ignored, or otherwise give better references.
(II) config/udev: Adding input device Logitech USB Trackball (/dev/input/mouse0)
(II) No input driver/identifier specified (ignoring)