add user stories for initiator
Merge pull request #1 from mpfeil/user_stories

add user stories for initiator
Create redner.md

add user stories redner/workshopleiter
Create orga.md
Merge pull request #2 from Ehrecke/user_stories

Create orga.md
Merge pull request #3 from joanago/user_stories

User stories Teilnehmer