Merge pull request #189 from yggdras/master

Modification sur le style kaiska-new
Update gems
Use sushi to connect to servers
Only show the W for real wikipedia links
Use html-pipeline for converting our markdown to html
Update html-pipeline-linuxfr
Update html-pipeline-linuxfr
Also put a W on en.wikipedia.org links
Remove the table of contents from listing pages
Move lfsanitizer to html-pipeline-linuxfr
Update html-pipeline-linuxfr
Update html-pipeline-linuxfr
Limite the number of drafts shown on the new news form
Fix the attendees list for anonymous news
Fix logging of role changes
Fix news revisions attribution
Fix specs
Add logos by Julien Jorge
Add a link to download epub in atom feeds
Fix CSS for Firefox 22.0