UltraDefrag 5.0.3 (64-bit)

- The GUI report options produce_html_report and produce_plain_text_report were added to the udreportopts.lua file; now the program generates text reports only when they are enabled explicitly.
- A problem preventing language selection saving on installation was fixed.
- Optional menu icons were added for Vista and more recent Windows editions; they can be enabled/disabled through the show_menu_icons GUI option.
- A problem with the GUI cluster map drawing routine was fixed.
- Some problems with the disk optimization algorithm were fixed.
- Environment variables expansion support was added to the boot time shell.
- The translation Wáray-Wáray has been added.