add swipe feature to non touch

Enable swipe in official non touch was requested.

Change-Id: I7bac913523fd6ceeb07095c4ae534a518f0bdce0
Merge branch 'cm-11.0' of https://github.com/CyanogenMod/android_device_lge_e980 into pac-4.4

* 'cm-11.0' of https://github.com/CyanogenMod/android_device_lge_e980:
  add swipe feature to non touch