Changes in version 0.5 (2007-05-30):
! Implemented user-created bookmarks and annotations.
! Added rectangle tool: can be used to create an annotation,
to zoom in, to print selected region or to export it to a bitmap file.
! Integrated dictionary features of DjVuDic program.
+ Open page and view settings can be restored when opening a file.
+ Page number can be specified when opening files via command line.
+ Back/Forward keys on multimedia keyboards now work as Alt+arrows.
+ Reorganized Settings dialog.
+ Added option to invert colors.
+ Added option to change display units (centimeters, millimeters, inches).
+ New printing options: auto-rotate pages, booklet printing.
* Improved interface responsiveness when opening and closing documents.
* Improvements for files with large shared dictionaries:
* Reduced memory usage.
* Fixed interface stalls.
* Increased decoding speed.
* Fixed slow loading of large bookmark trees.
* Fixed printing in two pages per sheet mode.
* Fixed a crash in print dialog with some printers.
* A number of other small fixes and improvements.