Convert KDrive to GPE/GKE interface.
Add first-class drivers and enumerate every device separately through
Xi, instead of lamely attempting to aggregate them.
Add XKB support to the Linux keyboard driver.
Add 'thumb button' support to the tslib driver.
Rejig InitInput, so each DDX has to add a list of drivers it supports.
Support NewInputDeviceRequest, et al.
implementation that calls fb to get its work done. The purpose is to
have a trusted EXA driver for use with testing changes to the core of
EXA. However, fakexa has not received much testing yet, lacks offscreen
pixmaps support, and doesn't reliably provide garbage when EXA doesn't
get its syncing right. All of these should be fixed soon.
