can be turned off.I have looked at multiple sources and tried different combinations and come to below understanding
Added ability to disable entries so that URL schemes etc.Fixed bugs with handling malformed application ist files.Added Chinese traditional and simplified localizations.(contributed by Alessio Ciregia and TranslationFactor) Typing letters will now jump to the nearest matching entry in the list.
Added ability to add custom extensions, MIME types, and OS types.Slightly improved ability to find application information.Fixed Italian localization most of it was not working.