Added age of oldest member column in registrations
DB DESIGN UPDATE for Planification
- Added Timeslot model
- Added a link Category -> Timeslot
- Few minor modifications
Bugfix on planification seed
PROJ-132: Added views for categories management'
Added festival planning page (UI-only, controller to be built)
UNSTABLE! Merge Emile view in develop

Merge branch 'planifications' into develop

Conflicts:
	Gemfile.lock
	app/assets/javascripts/datatables.js
	app/controllers/admin/categories_controller.rb
	config/navigation.rb
	config/routes.rb
	db/schema.rb