* inherit many of the libpano improvements (of version 2.9.19)
* the translation plane variables Tpy and Tpp have been added to the GUI (better support for translation parameter, e.g. for nadir images, also pano with translation parameters can now rotated)
* improvement of the GPU remapping code (bug fixes in the glue code, added some missing GPU transformation, now also fisheye lenses are supported by GPU code)
* better support for line control point in Control points tab (it still requires that the same image is displayed left and right for full features, but also better support for line control points above several images)
* obsolete programs matchpoint, nona_gui and PTBatcher have been removed
* outdated translation have been removed from the default install
* initialize the colour balance values during loading with EXIF values (this information is only stored and decoded by some cameras (mainly models by Panasonic, Pentax, Olympus, Nikon))
* improved the assistant
* allow customization of exiftool command used to copy metadata to output images* new command line tools for CLI processing
** pto_mask: manipulate mask in project file
** pto_template: apply template to project file
** pto_move: move or copy project files with all associated images
