event[0].subtitle.blank? instead of .empty? because .blank? for nil is true but .empty? for nil is undefined method
Change wording and use unless instead of if
show cfp partial only if @conference.call_for_papers is not nil
Move conference description in conference show, instead of program partial.
Add message when schedule is not ready
fix filenames for export to pdf/xls
Merge pull request #237 from differentreality/registrations_exports

fix filenames for export to pdf/xls
Merge pull request #235 from differentreality/conference_show

Conference show
Refactoring conference step by step list
Merge pull request #244 from ChrisBr/refactor_todo

Refactoring conference step by step list
 Implements instance dashboard