Merge branch 'master' of https://github.com/softwerkskammer/NeuePlattform-Implementierung into announcements
we can manage colors now
loop to map in persistence.saveAll
Merge branch 'master' of https://github.com/softwerkskammer/NeuePlattform-Implementierung into announcements
More relaxing url handling for announcement
thruDate should not be mandatory
Deleted shortDescription from announcements
Added markdown rendering for textarea
now colors at groups can be selected at activities
Bugfix for saving announcements
Field "text" is not mandatory anymore, so we can create announcements with title only
delete a console.log()
optimizing printing
hoppla
Merge pull request #172 from fdeberle/announcements

Announcements
Merge pull request #171 from leider/master

Ein harter Tag Arbeit
Relaxed backend validation of email prefix.
Relaxed checking of the email prefix in the frontend as well.