Merge pull request #15 from ericvincenterv/help

Help
lot of changes...
hotfix trace
Merge branch 'help' into toto
add some js
js
fix questionnaire repo and some front
change fixtures order / add end test view
visual changes
Forms.
change questionnaire entity
I18N.
Merge and translation.
Merge branch 'master' into help

Conflicts:
	src/Innova/SelfBundle/Resources/translations/messages.fr.yml
	src/Innova/SelfBundle/Resources/views/Main/help.html.twig
	src/Innova/SelfBundle/Resources/views/Main/showHelp.html.twig
	src/Innova/SelfBundle/Resources/views/Test/start.html.twig
	src/Innova/SelfBundle/Resources/views/Trace/difficulty.html.twig
Translation and form CSS.