fixed update script for exercises so starts with intial values
fixed update script for exercises
so starts with intial values

wger-project/wger,rolandgeider/wger,petervanderdoes/wger,rolandgeider/wger,petervanderdoes/wger,rolandgeider/wger,petervanderdoes/wger,rolandgeider/wger,wger-project/wger,wger-project/wger,petervanderdoes/wger,wger-project/wger