- Do not send if comment empty
    - Disable submit button while submit is in progress

	- Just found that the "hidden" parameter wasn't...

    - Do not send if comment empty
    - Disable submit button while submit is in progress

	- Just found that the "hidden" parameter wasn't...

    - Replacing "" by ''
    - Use chaining when possible
    - Correct the scrolling on comment correctly set.

	- Permet de ne pas perdre ses votes à l'ajout d'un commentaire.
	- On rafraichit aussi à l'envois du commentaire la liste des commentaires.

Fix #3

(cherry picked from commit 029fcbf4)

There is no reason to limit the caracters that can be used in the name.
Thus, removing the regex.

Fix #97

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

	- The goal here is to prevent the losing of the choices by having a bad name.
	- This is a POC, there is probably some cleaning before merge

New files :
* classic_poll.js -> loaded on page choix_autre.php
* date_poll.js -> loaded on page choix_date.ph
* framadatepicker.js -> loaded on pages that need the date picker