Bug#523528: xserver-xorg-input-synaptics: tapping and scrolling stopped working after upgrade to xserver 7.4

[hybris <hybris0@gmail.com>]

Package: xserver-xorg-input-synaptics
Version: 1.1.0-1
Severity: important


running sid.
after upgrading to xserver 7.4 tapping and scrolling are not working anymore.
a lot of other packages were updated in this batch so i cannot say the problem is really here.

-- System Information:
Debian Release: squeeze/sid
  APT prefers unstable
  APT policy: (990, 'unstable')
Architecture: amd64 (x86_64)

Kernel: Linux 2.6.28-1-amd64 (SMP w/2 CPU cores)
Locale: LANG=it_IT.UTF-8, LC_CTYPE=it_IT.UTF-8 (charmap=UTF-8)
Shell: /bin/sh linked to /bin/bash

Versions of packages xserver-xorg-input-synaptics depends on:
ii  libc6                         2.9-7      GNU C Library: Shared libraries
ii  libx11-6                      2:1.2.1-1  X11 client-side library
ii  libxi6                        2:1.2.1-2  X11 Input extension library
ii  xserver-xorg-core             2:1.6.0-1  Xorg X server - core server

xserver-xorg-input-synaptics recommends no packages.

Versions of packages xserver-xorg-input-synaptics suggests:
pn  gsynaptics | ksynaptics | qsy <none>     (no description available)

-- no debconf information