[MAVERICK SRU] Bug#:687750 Input: synaptics - fix handling of 2-button ClickPads

[Manoj Iyer]

SRU JUSTFICATION
=================
This patch fixes touchpad horizontal scrolling on X100e and Thinkpad Edge14. 
This patch makes the kernel only handle 1-button ClickPad specially, 
and treat 2-button ClickPad in the same fashion as regular touchpads.

SRU TESTING
============
Patched kernel tested by Steve Magoun and reported to work on Thinkpad Edge13 and X100e.

PULL REQUEST
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The following changes since commit ab170a0614be40e4af151316e21ac44814b08391:

  Input: synaptics - fix handling of 2-button ClickPads (2010-12-09 10:28:15 +0000)

are available in the git repository at:
  git://kernel.ubuntu.com/manjo/ubuntu-maverick.git lp687750

PATCH
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