fix(tests): test_comments
fix(contenteditable): chrome with hidden contenteditable

http://ckeditor.com/forums/Support/inline-editor-div-contenteditable-when-loaded-hidden-doesnt-work.
refactor(mobile,header): portal_header is the only viewlet
feature(addbutton,mobile): add the addbutton feature to mobile

Make it works the same way as desktop: the JS is doing a redirect
Fix filters: appear now on the home page too.