[DenchikK]

Changelog
Version 7.4.0 - Released March 22th, 2009
* Added new option: Options -> General -> Always show output window
to display the output window in case input is required.
* If you change the Unique ID of an entry, WPI will now offer to update
it for all Excludes and Dependencies.
* Added function fileVersionGreaterThan() (Francesco).
* Usage: fileVersionGreaterThan("7.0",getFileVersion("C:\Program Files\Internet Explorer\iexplore.exe"))
* Usage: fileVersionGreaterThan("2.0.40115.0",RegKeyValue("HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Silverlight\ Version"))
Returns: true or false
* Added {RUNBG}, run in background, in the Config wizard to allow a
program to be launched by the installer, but not wait for it to quit.
* Useful for starting programs when desktop is already loaded, but not
meant for installers. Use with care.
* Added new option: Options -> General -> Show images in installer
to drop down combo box. This will show a success/fail image instead of
text.
* Thank you to all the language translators.
* Fixed bug with command line arguments not being passed to restart.

http://www.wpiw.net/Royale_Blue/change-log.html