Add some more exercises to the sample workout for the demo user
Add some more exercises to the sample workout for the demo user

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branch : 1.1-dev

kjagoo/wger_stark,petervanderdoes/wger,rolandgeider/wger,wger-project/wger,rolandgeider/wger,wger-project/wger,kjagoo/wger_stark,kjagoo/wger_stark,DeveloperMal/wger,petervanderdoes/wger,DeveloperMal/wger,wger-project/wger,wger-project/wger,rolandgeider/wger,petervanderdoes/wger,DeveloperMal/wger,rolandgeider/wger,kjagoo/wger_stark,petervanderdoes/wger,DeveloperMal/wger