Don't takes custom field columns
Merge branch 'master' of github.com:ekylibre/ekylibre
Adds started_at in interventions#list
Removes useless AccountBalances controller
Cleans use of Code in Active lists
Merge branch 'master' of github.com:ekylibre/ekylibre

Conflicts:
	app/controllers/backend/cultivable_land_parcels_controller.rb
	app/views/backend/cultivable_land_parcels/show.html.haml
	config/routes.rb
Cleans code