Adding zenstruckFormBundle to use the overload bootstrap theme for form and some extended form type of widget
Remove old form_theme, plugin will need update
Re-adding form_theme.html.twig to overload displaying of label for translation + deal with #33
Merge branch 'master' into overload_form_theme
Merge branch 'master' of https://github.com/claroline/Claroline
Merge branch 'master' of https://github.com/claroline/Claroline