set min SDK to android-9
set min SDK to android-9

* SharedPreferences.Editor.apply() is >= 9
* Intent.setPackage() is >= 4

Anyone who cares about security enough to be using a panic app should at
least get an android-9 device.

guardianproject/PanicKit,guardianproject/PanicKit,eighthave/PanicKit,eighthave/PanicKit