Overview of changes in gnome-calculator 3.31.1
    * Search provider improvements (Marco Trevisan)
    * Copy to clipboard from search result (Marco Trevisan)
    * Conversion UI improvements #72 (Robert Roth)
    * Functions and variables popover HIG fixes #76 (Robert Roth)
    * Port to GtkSourceView 4 (Christian Hergert)
    * Remove appmenu (Robert Ancell)
    * Application icon and symbolic icon update (Jakub Steiner, Sam Hewitt)
    * Fixed new window shell action (Florian Müllner)
    * Mark 'in' conversion keyword as translatable #73 (Robert Roth)
    * Support for integer decimals in different bases #36 (Marco Trevisan)
    * Mark some untranslatable texts as translatable.
    * Use application icon in about and window icon instead of generic icon