Update base image to ubuntu 18.10
Update base image to ubuntu 18.10

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