Scene: Exit condition for blinking lights and outlets

Feature requests
1

**I want to use a lamp’s blinking, but without the timer coming into play **. That is to say, I will start the blinking and I am the one who decides when to stop it. Currently when you start a lamp’s blinking, you have to set a timer and it is that timer that stops the lamp. So indeed when you turn the lamp off the lamp turns off, but if you turn it back