Closes #292 for good
Also a few syntax typos

Signed-off-by: Thomas Citharel <tcit@tcit.fr>

Signed-off-by: Thomas Citharel <tcit@tcit.fr>

Let the table be scrollable even if there is no 'over' event

See merge request !170

Allow to remove date in the poll creation wizard

CF MR !140 

To be cherry-picked in `release`.

See merge request !146

    - Ajout d'un editeur de markdown
    - On garde le formattage des espaces
    - On empeche l'utilisateur de mettre du html

(cherry picked from commit 761b485d)

(cherry picked from commit 27fe4664)

	- Also added possibility for the poll's maker to edit this hidden results option.