New action: Launch other launchers

New action: Show recent apps (workaround for an Android bug)

Fixed "Set µLauncher as home screen" button

Size of "choose app" button was limited

Added Arabic translation (thank you, letterhaven!)

Started Lithuanian translation (thank you, IdeallyGrey!)

Improved Chinese translation (thank you, monkeyotg!)

Improved Portuguese translation (thank you, "Vossa Excelencia"!)

Improved Spanish translation (thank you, T!)