Version 20081121
  * Minor bug fixes.

Version 20081120
  * Fix calculation of calibrate_gain in calibration utility.

Version 20081119
  * Numerous bug fixes.
  * Add handling of swapped x/y version of screen.
  * Significant updates to calibration utility.
  * Fix handling of SIGHUP in daemon mode.

Version 20081023
  * First semi-public release.