is_lock_screen 2.0.0

Detects if device is in lock screen. Useful for determining whether app entered background due to locking screen or leaving app.

[2.0.0] - 2021-04-08

• Support null safety

• Clean up unused code and debug prints in iOS native part

• Update and and clean up example code

[1.0.0] - 2020-07-16

• Initial release