
- libdvo 1.2
  * added PMTEST format
  * added dvo_image_lock,unlock functions
  * fixes to the skyregion support
  * dropped _PS from average.R,D,M
  * fixed bug in coord interpretation of CROTA2
  * fixed reallocation logic in skyregions

- libdvo 1.1
  * added skyregion support functions and structures

