- Changed the smarty modifier poll_url to a function and added the vote_id parameter
- Modified accordingly all poll_url occurence in templates
- Added htaccess.txt to be sure to keep poll's URL changes up to date
- Escaped some templates output in order to avoid to broke HTML
- Using vote's uniqId instead of vote's id when it's needed
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