Optimization code #350
email participant fix #350
email participant job 2 fix #350
test code for email participant fix #350
merge with newest master code #350
Optimization code2 #350
Fix slim 2.0 compatible warnings
Merge branch 'fix-slim-2.0-warnings'
Extract Event#upcoming to ease test
Rename reminder_participants -> remind_participants
Merge branch 'feature/350-email-participant'
#347 add EventSummary model
#347 add ability to create/update event summary
#347 add event summary page link to menu
#349 show event summary on event show page
#347 add feature test
#349 show previous event summary on a unfinished event page