* App description localization fully respects lists of languages in Android Language Settings

* Latest Tab shows apps based on the Language Settings, ordered newest first (@TheLastProject @IzzySoft)

* Theme support modernized and tied to built-in Android themes (@proletarius101)

* Search results greatly improved (@Tvax @gcbrown76)

* More reliable cache clean up

* Efficiently schedule cache cleanup (@Isira-Seneviratne)

* Overhaul repo URL parsing for reliable repo adding (@projectgus)
