ajout fichier seed et correction d'une faute dans test
Merge branch 'prod' of https://github.com/simplonco/simplonline into prod

Conflicts:
	test/models/chapter_test.rb
suppression de la date de
test taduction message erreur connexion
shorter last messages in forum on the dashboard
Allow use of html balises in posts
Improvode visualisation of messages index in forum
Parent message should be accessible in dashboard

Add link to message with an url for parent message
Push pull on origin with good branch
Remove strange insert definition
Remove unused test
Merge branch 'prod' into dev

Conflicts:
	db/seeds.rb