Also mention item groups in short description

core/src/main/resources/hudson/cli/Messages.properties

@@ -26,7 +26,7 @@ InstallToolCommand.ShortDescription=\
 ListChangesCommand.ShortDescription=\
  Dumps the changelog for the specified build(s).
 ListJobsCommand.ShortDescription=\
- Lists all jobs in a specific view.
+ Lists all jobs in a specific view or item group.
 LoginCommand.ShortDescription=\
  Saves the current credential to allow future commands to run without explicit credential information.
 LogoutCommand.ShortDescription=\