Prototyping server-side validation
merge
Merge remote-tracking branch 'upstream/master'
Merge pull request #132 from NicoleRauch/master

Die Gruppen "alle" und "commercial" werden beim Anmelden automatisch selektiert.
server side validation, 2nd edition
Merge remote-tracking branch 'upstream/master'
now also admin pages can have validations
Fix Issue #133
Merge remote-tracking branch 'upstream/master'
Fix for issue #134
Merge pull request #135 from leider/master

Neue Impl von server side validation
oops
oops I did it again!
Logging again
Merge pull request #137 from leider/master

Small Fix
more validation stuff
Merge remote-tracking branch 'upstream/master'
more oopsi
error presentation more detailed
Merge pull request #139 from leider/master

Gruppen Verifikation auf dem Server
checking undefined should work now in member