delete events without submitter
use sample user for scheduled events without user
fix style
fix migration
style fixes
name the migration more appropriately
delete old migration
fix style
move sample user creation in seeds
style fix
fix test
delete events without submitter
use sample user for scheduled events without user
fix style
fix migration
style fixes
delete old migration
Merge pull request #333 from differentreality/delete_events_without_submitter

Delete events without submitter
fix link
Drop JQuery-UI. Fixes Issue #353 partly