Update moderation.html.haml

suppress red cross, add nb editions for last 84 years
Update gems
Merge branch 'master' of https://github.com/linuxfrorg/linuxfr.org
Fix and refactor moderation statistics
Fix and refactor moderation statistics
Update therubyracer
Downgrade libv8
New logo for Solutions Linux
Update gems
Create a 'collective' user
Use the anonymous account for news revisions
Fix editor rights
Limit comment score in preview too
Allow moderators to reassign the author of an already published news
Update gems
Fix poll preview
Force preview when editing a poll
Use phantomjs instead of wkhtmltoimage for screenshots of CSS
Add the solarized stylesheet
Add link to epub