Replaced Authority gem by Cancancan
Added admin flag to user
fixed test
gemfile
Merge pull request #26 from synopia/master

Removed Admin and Organizer class
separated User from UserGroup
Edit events
fixed resources routes
fixed authorization issues
line endings
fixed tests
Merge pull request #27 from synopia/master

Edit events + fixed authorization issues
Updated design
#28, Moderiertes Freischalten von Usern
#9 gefixt mit chronic fork
mysql gem wieder rein wegen travis